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Finding the Fourth Proportional to 590,943.27, 886,691.72 and 291,260.49

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Solution

The fourth proportional to 590,943.27, 886,691.72 and 291,260.49 is: 437,027.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,943.27 : 886,691.72 = 291,260.49 : x
  2. Step 2: Convert to fraction form
    590,943.27/886,691.72 = 291,260.49/x
  3. Step 3: Cross multiply
    590,943.27x = 886,691.72 × 291,260.49
  4. Step 4: Simplify right side
    590,943.27x = 258,258,264,846.14
  5. Step 5: Solve for x
    x = 258,258,264,846.14/590,943.27
  6. Step 6: Final answer
    x = 437,027.17

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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.