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Finding the Fourth Proportional to 376,038.72, 563,306.08 and 226,196.16

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Solution

The fourth proportional to 376,038.72, 563,306.08 and 226,196.16 is: 338,841.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,038.72 : 563,306.08 = 226,196.16 : x
  2. Step 2: Convert to fraction form
    376,038.72/563,306.08 = 226,196.16/x
  3. Step 3: Cross multiply
    376,038.72x = 563,306.08 × 226,196.16
  4. Step 4: Simplify right side
    376,038.72x = 127,417,672,200.65
  5. Step 5: Solve for x
    x = 127,417,672,200.65/376,038.72
  6. Step 6: Final answer
    x = 338,841.89

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1.5x scale

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.