Home / 1,129,750.16-1,694,624.28-288,301.92

Finding the Fourth Proportional to 1,129,750.16, 1,694,624.28 and 288,301.92

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Solution

The fourth proportional to 1,129,750.16, 1,694,624.28 and 288,301.92 is: 432,452.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,750.16 : 1,694,624.28 = 288,301.92 : x
  2. Step 2: Convert to fraction form
    1,129,750.16/1,694,624.28 = 288,301.92/x
  3. Step 3: Cross multiply
    1,129,750.16x = 1,694,624.28 × 288,301.92
  4. Step 4: Simplify right side
    1,129,750.16x = 488,563,433,602.62
  5. Step 5: Solve for x
    x = 488,563,433,602.62/1,129,750.16
  6. Step 6: Final answer
    x = 432,452.64

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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.