Home / 1,154,732.40-1,732,138.20-356,007.60

Finding the Fourth Proportional to 1,154,732.40, 1,732,138.20 and 356,007.60

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Solution

The fourth proportional to 1,154,732.40, 1,732,138.20 and 356,007.60 is: 534,023.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,732.40 : 1,732,138.20 = 356,007.60 : x
  2. Step 2: Convert to fraction form
    1,154,732.40/1,732,138.20 = 356,007.60/x
  3. Step 3: Cross multiply
    1,154,732.40x = 1,732,138.20 × 356,007.60
  4. Step 4: Simplify right side
    1,154,732.40x = 616,654,363,450.32
  5. Step 5: Solve for x
    x = 616,654,363,450.32/1,154,732.40
  6. Step 6: Final answer
    x = 534,023.61

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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.