Home / 284,714.15-424,560.05-282,150.93

Finding the Fourth Proportional to 284,714.15, 424,560.05 and 282,150.93

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Solution

The fourth proportional to 284,714.15, 424,560.05 and 282,150.93 is: 420,737.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,714.15 : 424,560.05 = 282,150.93 : x
  2. Step 2: Convert to fraction form
    284,714.15/424,560.05 = 282,150.93/x
  3. Step 3: Cross multiply
    284,714.15x = 424,560.05 × 282,150.93
  4. Step 4: Simplify right side
    284,714.15x = 119,790,010,120.17
  5. Step 5: Solve for x
    x = 119,790,010,120.17/284,714.15
  6. Step 6: Final answer
    x = 420,737.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.