Home / 848,855.28-1,171,429.56-466,885.20

Finding the Fourth Proportional to 848,855.28, 1,171,429.56 and 466,885.20

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Solution

The fourth proportional to 848,855.28, 1,171,429.56 and 466,885.20 is: 644,306.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,855.28 : 1,171,429.56 = 466,885.20 : x
  2. Step 2: Convert to fraction form
    848,855.28/1,171,429.56 = 466,885.20/x
  3. Step 3: Cross multiply
    848,855.28x = 1,171,429.56 × 466,885.20
  4. Step 4: Simplify right side
    848,855.28x = 546,923,124,406.51
  5. Step 5: Solve for x
    x = 546,923,124,406.51/848,855.28
  6. Step 6: Final answer
    x = 644,306.68

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.