Home / 652,238.20-977,147.70-370,919.80

Finding the Fourth Proportional to 652,238.20, 977,147.70 and 370,919.80

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Solution

The fourth proportional to 652,238.20, 977,147.70 and 370,919.80 is: 555,691.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,238.20 : 977,147.70 = 370,919.80 : x
  2. Step 2: Convert to fraction form
    652,238.20/977,147.70 = 370,919.80/x
  3. Step 3: Cross multiply
    652,238.20x = 977,147.70 × 370,919.80
  4. Step 4: Simplify right side
    652,238.20x = 362,443,429,454.46
  5. Step 5: Solve for x
    x = 362,443,429,454.46/652,238.20
  6. Step 6: Final answer
    x = 555,691.82

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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.