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Finding the Fourth Proportional to 657,337.34, 986,115.02 and 230,762.45

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Solution

The fourth proportional to 657,337.34, 986,115.02 and 230,762.45 is: 346,181.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,337.34 : 986,115.02 = 230,762.45 : x
  2. Step 2: Convert to fraction form
    657,337.34/986,115.02 = 230,762.45/x
  3. Step 3: Cross multiply
    657,337.34x = 986,115.02 × 230,762.45
  4. Step 4: Simplify right side
    657,337.34x = 227,558,317,997.00
  5. Step 5: Solve for x
    x = 227,558,317,997.00/657,337.34
  6. Step 6: Final answer
    x = 346,181.94

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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.