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Finding the Fourth Proportional to 359,294.16, 495,861 and 268,492.47

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Solution

The fourth proportional to 359,294.16, 495,861 and 268,492.47 is: 370,545.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,294.16 : 495,861 = 268,492.47 : x
  2. Step 2: Convert to fraction form
    359,294.16/495,861 = 268,492.47/x
  3. Step 3: Cross multiply
    359,294.16x = 495,861 × 268,492.47
  4. Step 4: Simplify right side
    359,294.16x = 133,134,944,666.67
  5. Step 5: Solve for x
    x = 133,134,944,666.67/359,294.16
  6. Step 6: Final answer
    x = 370,545.81

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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.