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Finding the Fourth Proportional to 652,630.92, 977,674.28 and 367,449.77

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Solution

The fourth proportional to 652,630.92, 977,674.28 and 367,449.77 is: 550,458.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,630.92 : 977,674.28 = 367,449.77 : x
  2. Step 2: Convert to fraction form
    652,630.92/977,674.28 = 367,449.77/x
  3. Step 3: Cross multiply
    652,630.92x = 977,674.28 × 367,449.77
  4. Step 4: Simplify right side
    652,630.92x = 359,246,182,595.30
  5. Step 5: Solve for x
    x = 359,246,182,595.30/652,630.92
  6. Step 6: Final answer
    x = 550,458.42

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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.