Home / 378,731.04-567,664.92-236,641.92

Finding the Fourth Proportional to 378,731.04, 567,664.92 and 236,641.92

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Solution

The fourth proportional to 378,731.04, 567,664.92 and 236,641.92 is: 354,693.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,731.04 : 567,664.92 = 236,641.92 : x
  2. Step 2: Convert to fraction form
    378,731.04/567,664.92 = 236,641.92/x
  3. Step 3: Cross multiply
    378,731.04x = 567,664.92 × 236,641.92
  4. Step 4: Simplify right side
    378,731.04x = 134,333,316,585.45
  5. Step 5: Solve for x
    x = 134,333,316,585.45/378,731.04
  6. Step 6: Final answer
    x = 354,693.18

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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.