Home / 748,592.40-1,033,060.20-409,060.64

Finding the Fourth Proportional to 748,592.40, 1,033,060.20 and 409,060.64

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Solution

The fourth proportional to 748,592.40, 1,033,060.20 and 409,060.64 is: 564,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,592.40 : 1,033,060.20 = 409,060.64 : x
  2. Step 2: Convert to fraction form
    748,592.40/1,033,060.20 = 409,060.64/x
  3. Step 3: Cross multiply
    748,592.40x = 1,033,060.20 × 409,060.64
  4. Step 4: Simplify right side
    748,592.40x = 422,584,266,570.53
  5. Step 5: Solve for x
    x = 422,584,266,570.53/748,592.40
  6. Step 6: Final answer
    x = 564,505.15

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Double scale
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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.