Home / 637,733.13-880,072.62-347,345.83

Finding the Fourth Proportional to 637,733.13, 880,072.62 and 347,345.83

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Solution

The fourth proportional to 637,733.13, 880,072.62 and 347,345.83 is: 479,337.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,733.13 : 880,072.62 = 347,345.83 : x
  2. Step 2: Convert to fraction form
    637,733.13/880,072.62 = 347,345.83/x
  3. Step 3: Cross multiply
    637,733.13x = 880,072.62 × 347,345.83
  4. Step 4: Simplify right side
    637,733.13x = 305,689,554,654.18
  5. Step 5: Solve for x
    x = 305,689,554,654.18/637,733.13
  6. Step 6: Final answer
    x = 479,337.74

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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.