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Finding the Fourth Proportional to 585,048.13, 877,572.19 and 141,816.13

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Solution

The fourth proportional to 585,048.13, 877,572.19 and 141,816.13 is: 212,724.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,048.13 : 877,572.19 = 141,816.13 : x
  2. Step 2: Convert to fraction form
    585,048.13/877,572.19 = 141,816.13/x
  3. Step 3: Cross multiply
    585,048.13x = 877,572.19 × 141,816.13
  4. Step 4: Simplify right side
    585,048.13x = 124,453,891,781.43
  5. Step 5: Solve for x
    x = 124,453,891,781.43/585,048.13
  6. Step 6: Final answer
    x = 212,724.19

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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.