Home / 588,178.88-811,545.36-346,442.48

Finding the Fourth Proportional to 588,178.88, 811,545.36 and 346,442.48

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Solution

The fourth proportional to 588,178.88, 811,545.36 and 346,442.48 is: 478,007.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,178.88 : 811,545.36 = 346,442.48 : x
  2. Step 2: Convert to fraction form
    588,178.88/811,545.36 = 346,442.48/x
  3. Step 3: Cross multiply
    588,178.88x = 811,545.36 × 346,442.48
  4. Step 4: Simplify right side
    588,178.88x = 281,153,787,150.89
  5. Step 5: Solve for x
    x = 281,153,787,150.89/588,178.88
  6. Step 6: Final answer
    x = 478,007.28

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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.