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Finding the Fourth Proportional to 431,017.76, 594,761.93 and 240,048.92

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Solution

The fourth proportional to 431,017.76, 594,761.93 and 240,048.92 is: 331,243.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,017.76 : 594,761.93 = 240,048.92 : x
  2. Step 2: Convert to fraction form
    431,017.76/594,761.93 = 240,048.92/x
  3. Step 3: Cross multiply
    431,017.76x = 594,761.93 × 240,048.92
  4. Step 4: Simplify right side
    431,017.76x = 142,771,954,779.56
  5. Step 5: Solve for x
    x = 142,771,954,779.56/431,017.76
  6. Step 6: Final answer
    x = 331,243.79

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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.