Home / 923,171.20-1,385,145.60-502,748.80

Finding the Fourth Proportional to 923,171.20, 1,385,145.60 and 502,748.80

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Solution

The fourth proportional to 923,171.20, 1,385,145.60 and 502,748.80 is: 754,334.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,171.20 : 1,385,145.60 = 502,748.80 : x
  2. Step 2: Convert to fraction form
    923,171.20/1,385,145.60 = 502,748.80/x
  3. Step 3: Cross multiply
    923,171.20x = 1,385,145.60 × 502,748.80
  4. Step 4: Simplify right side
    923,171.20x = 696,380,288,225.28
  5. Step 5: Solve for x
    x = 696,380,288,225.28/923,171.20
  6. Step 6: Final answer
    x = 754,334.94

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1.5x scale

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.