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Finding the Fourth Proportional to 735,005.60, 1,102,443.60 and 202,479.20

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Solution

The fourth proportional to 735,005.60, 1,102,443.60 and 202,479.20 is: 303,700.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,005.60 : 1,102,443.60 = 202,479.20 : x
  2. Step 2: Convert to fraction form
    735,005.60/1,102,443.60 = 202,479.20/x
  3. Step 3: Cross multiply
    735,005.60x = 1,102,443.60 × 202,479.20
  4. Step 4: Simplify right side
    735,005.60x = 223,221,898,173.12
  5. Step 5: Solve for x
    x = 223,221,898,173.12/735,005.60
  6. Step 6: Final answer
    x = 303,700.95

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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.