Home / 664,241.76-916,657.20-362,442.24

Finding the Fourth Proportional to 664,241.76, 916,657.20 and 362,442.24

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Solution

The fourth proportional to 664,241.76, 916,657.20 and 362,442.24 is: 500,172.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,241.76 : 916,657.20 = 362,442.24 : x
  2. Step 2: Convert to fraction form
    664,241.76/916,657.20 = 362,442.24/x
  3. Step 3: Cross multiply
    664,241.76x = 916,657.20 × 362,442.24
  4. Step 4: Simplify right side
    664,241.76x = 332,235,288,880.13
  5. Step 5: Solve for x
    x = 332,235,288,880.13/664,241.76
  6. Step 6: Final answer
    x = 500,172.24

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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.