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Finding the Fourth Proportional to 755,601, 1,042,704.90 and 416,060.52

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Solution

The fourth proportional to 755,601, 1,042,704.90 and 416,060.52 is: 574,150.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,601 : 1,042,704.90 = 416,060.52 : x
  2. Step 2: Convert to fraction form
    755,601/1,042,704.90 = 416,060.52/x
  3. Step 3: Cross multiply
    755,601x = 1,042,704.90 × 416,060.52
  4. Step 4: Simplify right side
    755,601x = 433,828,342,900.55
  5. Step 5: Solve for x
    x = 433,828,342,900.55/755,601
  6. Step 6: Final answer
    x = 574,150.04

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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.