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Finding the Fourth Proportional to 499,504.40, 749,256.60 and 496,005.20

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Solution

The fourth proportional to 499,504.40, 749,256.60 and 496,005.20 is: 744,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,504.40 : 749,256.60 = 496,005.20 : x
  2. Step 2: Convert to fraction form
    499,504.40/749,256.60 = 496,005.20/x
  3. Step 3: Cross multiply
    499,504.40x = 749,256.60 × 496,005.20
  4. Step 4: Simplify right side
    499,504.40x = 371,635,169,734.32
  5. Step 5: Solve for x
    x = 371,635,169,734.32/499,504.40
  6. Step 6: Final answer
    x = 744,007.80

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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.