Home / 1,174,546.50-1,761,819.75-288,082.50

Finding the Fourth Proportional to 1,174,546.50, 1,761,819.75 and 288,082.50

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Solution

The fourth proportional to 1,174,546.50, 1,761,819.75 and 288,082.50 is: 432,123.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,546.50 : 1,761,819.75 = 288,082.50 : x
  2. Step 2: Convert to fraction form
    1,174,546.50/1,761,819.75 = 288,082.50/x
  3. Step 3: Cross multiply
    1,174,546.50x = 1,761,819.75 × 288,082.50
  4. Step 4: Simplify right side
    1,174,546.50x = 507,549,438,129.38
  5. Step 5: Solve for x
    x = 507,549,438,129.38/1,174,546.50
  6. Step 6: Final answer
    x = 432,123.75

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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.