Home / 418,142.27-575,981.19-337,343.55

Finding the Fourth Proportional to 418,142.27, 575,981.19 and 337,343.55

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Solution

The fourth proportional to 418,142.27, 575,981.19 and 337,343.55 is: 464,682.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,142.27 : 575,981.19 = 337,343.55 : x
  2. Step 2: Convert to fraction form
    418,142.27/575,981.19 = 337,343.55/x
  3. Step 3: Cross multiply
    418,142.27x = 575,981.19 × 337,343.55
  4. Step 4: Simplify right side
    418,142.27x = 194,303,539,367.82
  5. Step 5: Solve for x
    x = 194,303,539,367.82/418,142.27
  6. Step 6: Final answer
    x = 464,682.85

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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.