Home / 716,442.04-1,074,662.85-491,119.35

Finding the Fourth Proportional to 716,442.04, 1,074,662.85 and 491,119.35

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Solution

The fourth proportional to 716,442.04, 1,074,662.85 and 491,119.35 is: 736,678.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,442.04 : 1,074,662.85 = 491,119.35 : x
  2. Step 2: Convert to fraction form
    716,442.04/1,074,662.85 = 491,119.35/x
  3. Step 3: Cross multiply
    716,442.04x = 1,074,662.85 × 491,119.35
  4. Step 4: Simplify right side
    716,442.04x = 527,787,720,361.15
  5. Step 5: Solve for x
    x = 527,787,720,361.15/716,442.04
  6. Step 6: Final answer
    x = 736,678.88

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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.