Home / 848,693.28-1,171,195.28-486,234.40

Finding the Fourth Proportional to 848,693.28, 1,171,195.28 and 486,234.40

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Solution

The fourth proportional to 848,693.28, 1,171,195.28 and 486,234.40 is: 671,002.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,693.28 : 1,171,195.28 = 486,234.40 : x
  2. Step 2: Convert to fraction form
    848,693.28/1,171,195.28 = 486,234.40/x
  3. Step 3: Cross multiply
    848,693.28x = 1,171,195.28 × 486,234.40
  4. Step 4: Simplify right side
    848,693.28x = 569,475,434,253.63
  5. Step 5: Solve for x
    x = 569,475,434,253.63/848,693.28
  6. Step 6: Final answer
    x = 671,002.64

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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.