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Finding the Fourth Proportional to 585,332.44, 878,330.81 and 230,595.57

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Solution

The fourth proportional to 585,332.44, 878,330.81 and 230,595.57 is: 346,024.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,332.44 : 878,330.81 = 230,595.57 : x
  2. Step 2: Convert to fraction form
    585,332.44/878,330.81 = 230,595.57/x
  3. Step 3: Cross multiply
    585,332.44x = 878,330.81 × 230,595.57
  4. Step 4: Simplify right side
    585,332.44x = 202,539,194,781.47
  5. Step 5: Solve for x
    x = 202,539,194,781.47/585,332.44
  6. Step 6: Final answer
    x = 346,024.21

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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.