Home / 1,023,716.40-1,536,035.40-491,031.60

Finding the Fourth Proportional to 1,023,716.40, 1,536,035.40 and 491,031.60

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Solution

The fourth proportional to 1,023,716.40, 1,536,035.40 and 491,031.60 is: 736,768.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,716.40 : 1,536,035.40 = 491,031.60 : x
  2. Step 2: Convert to fraction form
    1,023,716.40/1,536,035.40 = 491,031.60/x
  3. Step 3: Cross multiply
    1,023,716.40x = 1,536,035.40 × 491,031.60
  4. Step 4: Simplify right side
    1,023,716.40x = 754,241,920,118.64
  5. Step 5: Solve for x
    x = 754,241,920,118.64/1,023,716.40
  6. Step 6: Final answer
    x = 736,768.43

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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.