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Finding the Fourth Proportional to 431,062.66, 594,884.96 and 240,076.10

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Solution

The fourth proportional to 431,062.66, 594,884.96 and 240,076.10 is: 331,315.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,062.66 : 594,884.96 = 240,076.10 : x
  2. Step 2: Convert to fraction form
    431,062.66/594,884.96 = 240,076.10/x
  3. Step 3: Cross multiply
    431,062.66x = 594,884.96 × 240,076.10
  4. Step 4: Simplify right side
    431,062.66x = 142,817,662,332.57
  5. Step 5: Solve for x
    x = 142,817,662,332.57/431,062.66
  6. Step 6: Final answer
    x = 331,315.32

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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.