Home / 611,077.20-916,669.13-251,269.94

Finding the Fourth Proportional to 611,077.20, 916,669.13 and 251,269.94

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Solution

The fourth proportional to 611,077.20, 916,669.13 and 251,269.94 is: 376,926.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,077.20 : 916,669.13 = 251,269.94 : x
  2. Step 2: Convert to fraction form
    611,077.20/916,669.13 = 251,269.94/x
  3. Step 3: Cross multiply
    611,077.20x = 916,669.13 × 251,269.94
  4. Step 4: Simplify right side
    611,077.20x = 230,331,391,455.26
  5. Step 5: Solve for x
    x = 230,331,391,455.26/611,077.20
  6. Step 6: Final answer
    x = 376,926.83

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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.