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Finding the Fourth Proportional to 431,181.90, 595,048.95 and 240,195.24

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Solution

The fourth proportional to 431,181.90, 595,048.95 and 240,195.24 is: 331,479.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,181.90 : 595,048.95 = 240,195.24 : x
  2. Step 2: Convert to fraction form
    431,181.90/595,048.95 = 240,195.24/x
  3. Step 3: Cross multiply
    431,181.90x = 595,048.95 × 240,195.24
  4. Step 4: Simplify right side
    431,181.90x = 142,927,925,357.00
  5. Step 5: Solve for x
    x = 142,927,925,357.00/431,181.90
  6. Step 6: Final answer
    x = 331,479.42

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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.