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Finding the Fourth Proportional to 375,527.13, 518,227.43 and 224,624.13

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Solution

The fourth proportional to 375,527.13, 518,227.43 and 224,624.13 is: 309,981.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,527.13 : 518,227.43 = 224,624.13 : x
  2. Step 2: Convert to fraction form
    375,527.13/518,227.43 = 224,624.13/x
  3. Step 3: Cross multiply
    375,527.13x = 518,227.43 × 224,624.13
  4. Step 4: Simplify right side
    375,527.13x = 116,406,385,605.89
  5. Step 5: Solve for x
    x = 116,406,385,605.89/375,527.13
  6. Step 6: Final answer
    x = 309,981.29

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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.