Home / 718,531.52-1,077,797.18-403,013.04

Finding the Fourth Proportional to 718,531.52, 1,077,797.18 and 403,013.04

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Solution

The fourth proportional to 718,531.52, 1,077,797.18 and 403,013.04 is: 604,519.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,531.52 : 1,077,797.18 = 403,013.04 : x
  2. Step 2: Convert to fraction form
    718,531.52/1,077,797.18 = 403,013.04/x
  3. Step 3: Cross multiply
    718,531.52x = 1,077,797.18 × 403,013.04
  4. Step 4: Simplify right side
    718,531.52x = 434,366,318,015.23
  5. Step 5: Solve for x
    x = 434,366,318,015.23/718,531.52
  6. Step 6: Final answer
    x = 604,519.50

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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.