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Finding the Fourth Proportional to 500,442.04, 750,761.13 and 163,392.22

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Solution

The fourth proportional to 500,442.04, 750,761.13 and 163,392.22 is: 245,120.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,442.04 : 750,761.13 = 163,392.22 : x
  2. Step 2: Convert to fraction form
    500,442.04/750,761.13 = 163,392.22/x
  3. Step 3: Cross multiply
    500,442.04x = 750,761.13 × 163,392.22
  4. Step 4: Simplify right side
    500,442.04x = 122,668,527,720.41
  5. Step 5: Solve for x
    x = 122,668,527,720.41/500,442.04
  6. Step 6: Final answer
    x = 245,120.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.