Home / 671,333.15-1,007,092.47-215,937.18

Finding the Fourth Proportional to 671,333.15, 1,007,092.47 and 215,937.18

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Solution

The fourth proportional to 671,333.15, 1,007,092.47 and 215,937.18 is: 323,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,333.15 : 1,007,092.47 = 215,937.18 : x
  2. Step 2: Convert to fraction form
    671,333.15/1,007,092.47 = 215,937.18/x
  3. Step 3: Cross multiply
    671,333.15x = 1,007,092.47 × 215,937.18
  4. Step 4: Simplify right side
    671,333.15x = 217,468,707,971.04
  5. Step 5: Solve for x
    x = 217,468,707,971.04/671,333.15
  6. Step 6: Final answer
    x = 323,935.60

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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.