Home / 360,565.02-540,848.45-147,332.93

Finding the Fourth Proportional to 360,565.02, 540,848.45 and 147,332.93

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Solution

The fourth proportional to 360,565.02, 540,848.45 and 147,332.93 is: 220,999.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,565.02 : 540,848.45 = 147,332.93 : x
  2. Step 2: Convert to fraction form
    360,565.02/540,848.45 = 147,332.93/x
  3. Step 3: Cross multiply
    360,565.02x = 540,848.45 × 147,332.93
  4. Step 4: Simplify right side
    360,565.02x = 79,684,787,439.92
  5. Step 5: Solve for x
    x = 79,684,787,439.92/360,565.02
  6. Step 6: Final answer
    x = 220,999.78

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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.