Home / 829,443.10-1,244,164.65-268,534.30

Finding the Fourth Proportional to 829,443.10, 1,244,164.65 and 268,534.30

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Solution

The fourth proportional to 829,443.10, 1,244,164.65 and 268,534.30 is: 402,801.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,443.10 : 1,244,164.65 = 268,534.30 : x
  2. Step 2: Convert to fraction form
    829,443.10/1,244,164.65 = 268,534.30/x
  3. Step 3: Cross multiply
    829,443.10x = 1,244,164.65 × 268,534.30
  4. Step 4: Simplify right side
    829,443.10x = 334,100,883,372.50
  5. Step 5: Solve for x
    x = 334,100,883,372.50/829,443.10
  6. Step 6: Final answer
    x = 402,801.45

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.