Home / 1,314,306.76-1,971,462.30-317,034.76

Finding the Fourth Proportional to 1,314,306.76, 1,971,462.30 and 317,034.76

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Solution

The fourth proportional to 1,314,306.76, 1,971,462.30 and 317,034.76 is: 475,552.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,306.76 : 1,971,462.30 = 317,034.76 : x
  2. Step 2: Convert to fraction form
    1,314,306.76/1,971,462.30 = 317,034.76/x
  3. Step 3: Cross multiply
    1,314,306.76x = 1,971,462.30 × 317,034.76
  4. Step 4: Simplify right side
    1,314,306.76x = 625,022,077,129.55
  5. Step 5: Solve for x
    x = 625,022,077,129.55/1,314,306.76
  6. Step 6: Final answer
    x = 475,552.66

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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.