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Finding the Fourth Proportional to 413,445.08, 570,519.18 and 250,162.40

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Solution

The fourth proportional to 413,445.08, 570,519.18 and 250,162.40 is: 345,202.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,445.08 : 570,519.18 = 250,162.40 : x
  2. Step 2: Convert to fraction form
    413,445.08/570,519.18 = 250,162.40/x
  3. Step 3: Cross multiply
    413,445.08x = 570,519.18 × 250,162.40
  4. Step 4: Simplify right side
    413,445.08x = 142,722,447,314.83
  5. Step 5: Solve for x
    x = 142,722,447,314.83/413,445.08
  6. Step 6: Final answer
    x = 345,202.92

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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.