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Finding the Fourth Proportional to 431,018.97, 594,763.61 and 240,050.13

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Solution

The fourth proportional to 431,018.97, 594,763.61 and 240,050.13 is: 331,245.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,018.97 : 594,763.61 = 240,050.13 : x
  2. Step 2: Convert to fraction form
    431,018.97/594,763.61 = 240,050.13/x
  3. Step 3: Cross multiply
    431,018.97x = 594,763.61 × 240,050.13
  4. Step 4: Simplify right side
    431,018.97x = 142,773,080,699.52
  5. Step 5: Solve for x
    x = 142,773,080,699.52/431,018.97
  6. Step 6: Final answer
    x = 331,245.47

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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.