Home / 1,429,987.57-2,144,980.68-365,029.30

Finding the Fourth Proportional to 1,429,987.57, 2,144,980.68 and 365,029.30

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Solution

The fourth proportional to 1,429,987.57, 2,144,980.68 and 365,029.30 is: 547,543.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,987.57 : 2,144,980.68 = 365,029.30 : x
  2. Step 2: Convert to fraction form
    1,429,987.57/2,144,980.68 = 365,029.30/x
  3. Step 3: Cross multiply
    1,429,987.57x = 2,144,980.68 × 365,029.30
  4. Step 4: Simplify right side
    1,429,987.57x = 782,980,797,446.29
  5. Step 5: Solve for x
    x = 782,980,797,446.29/1,429,987.57
  6. Step 6: Final answer
    x = 547,543.78

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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.