Home / 277,250.29-415,854.90-77,566.25

Finding the Fourth Proportional to 277,250.29, 415,854.90 and 77,566.25

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Solution

The fourth proportional to 277,250.29, 415,854.90 and 77,566.25 is: 116,343.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,250.29 : 415,854.90 = 77,566.25 : x
  2. Step 2: Convert to fraction form
    277,250.29/415,854.90 = 77,566.25/x
  3. Step 3: Cross multiply
    277,250.29x = 415,854.90 × 77,566.25
  4. Step 4: Simplify right side
    277,250.29x = 32,256,306,176.76
  5. Step 5: Solve for x
    x = 32,256,306,176.76/277,250.29
  6. Step 6: Final answer
    x = 116,343.63

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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.