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Finding the Fourth Proportional to 602,759.30, 904,391.98 and 375,245.20

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Solution

The fourth proportional to 602,759.30, 904,391.98 and 375,245.20 is: 563,025.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,759.30 : 904,391.98 = 375,245.20 : x
  2. Step 2: Convert to fraction form
    602,759.30/904,391.98 = 375,245.20/x
  3. Step 3: Cross multiply
    602,759.30x = 904,391.98 × 375,245.20
  4. Step 4: Simplify right side
    602,759.30x = 339,368,746,214.40
  5. Step 5: Solve for x
    x = 339,368,746,214.40/602,759.30
  6. Step 6: Final answer
    x = 563,025.32

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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.