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Finding the Fourth Proportional to 695,246, 959,439.48 and 377,294

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Solution

The fourth proportional to 695,246, 959,439.48 and 377,294 is: 520,665.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,246 : 959,439.48 = 377,294 : x
  2. Step 2: Convert to fraction form
    695,246/959,439.48 = 377,294/x
  3. Step 3: Cross multiply
    695,246x = 959,439.48 × 377,294
  4. Step 4: Simplify right side
    695,246x = 361,990,759,167.12
  5. Step 5: Solve for x
    x = 361,990,759,167.12/695,246
  6. Step 6: Final answer
    x = 520,665.72

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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.