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Finding the Fourth Proportional to 431,173.90, 595,037.91 and 240,187.24

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Solution

The fourth proportional to 431,173.90, 595,037.91 and 240,187.24 is: 331,468.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,173.90 : 595,037.91 = 240,187.24 : x
  2. Step 2: Convert to fraction form
    431,173.90/595,037.91 = 240,187.24/x
  3. Step 3: Cross multiply
    431,173.90x = 595,037.91 × 240,187.24
  4. Step 4: Simplify right side
    431,173.90x = 142,920,513,298.27
  5. Step 5: Solve for x
    x = 142,920,513,298.27/431,173.90
  6. Step 6: Final answer
    x = 331,468.38

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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.