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Finding the Fourth Proportional to 361,003.54, 542,002.19 and 183,630.46

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Solution

The fourth proportional to 361,003.54, 542,002.19 and 183,630.46 is: 275,698.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,003.54 : 542,002.19 = 183,630.46 : x
  2. Step 2: Convert to fraction form
    361,003.54/542,002.19 = 183,630.46/x
  3. Step 3: Cross multiply
    361,003.54x = 542,002.19 × 183,630.46
  4. Step 4: Simplify right side
    361,003.54x = 99,528,111,470.71
  5. Step 5: Solve for x
    x = 99,528,111,470.71/361,003.54
  6. Step 6: Final answer
    x = 275,698.44

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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.