Home / 803,241.76-1,204,079.28-382,404.64

Finding the Fourth Proportional to 803,241.76, 1,204,079.28 and 382,404.64

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Solution

The fourth proportional to 803,241.76, 1,204,079.28 and 382,404.64 is: 573,234.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,241.76 : 1,204,079.28 = 382,404.64 : x
  2. Step 2: Convert to fraction form
    803,241.76/1,204,079.28 = 382,404.64/x
  3. Step 3: Cross multiply
    803,241.76x = 1,204,079.28 × 382,404.64
  4. Step 4: Simplify right side
    803,241.76x = 460,445,503,599.86
  5. Step 5: Solve for x
    x = 460,445,503,599.86/803,241.76
  6. Step 6: Final answer
    x = 573,234.02

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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.