Home / 770,748.24-1,063,633.50-431,216.76

Finding the Fourth Proportional to 770,748.24, 1,063,633.50 and 431,216.76

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Solution

The fourth proportional to 770,748.24, 1,063,633.50 and 431,216.76 is: 595,079.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,748.24 : 1,063,633.50 = 431,216.76 : x
  2. Step 2: Convert to fraction form
    770,748.24/1,063,633.50 = 431,216.76/x
  3. Step 3: Cross multiply
    770,748.24x = 1,063,633.50 × 431,216.76
  4. Step 4: Simplify right side
    770,748.24x = 458,656,591,697.46
  5. Step 5: Solve for x
    x = 458,656,591,697.46/770,748.24
  6. Step 6: Final answer
    x = 595,079.65

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.