Home / 904,708.85-1,248,409.85-522,727.43

Finding the Fourth Proportional to 904,708.85, 1,248,409.85 and 522,727.43

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Solution

The fourth proportional to 904,708.85, 1,248,409.85 and 522,727.43 is: 721,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,708.85 : 1,248,409.85 = 522,727.43 : x
  2. Step 2: Convert to fraction form
    904,708.85/1,248,409.85 = 522,727.43/x
  3. Step 3: Cross multiply
    904,708.85x = 1,248,409.85 × 522,727.43
  4. Step 4: Simplify right side
    904,708.85x = 652,578,069,863.55
  5. Step 5: Solve for x
    x = 652,578,069,863.55/904,708.85
  6. Step 6: Final answer
    x = 721,312.80

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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.