Home / 357,335.20-535,847.28-179,731.36

Finding the Fourth Proportional to 357,335.20, 535,847.28 and 179,731.36

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Solution

The fourth proportional to 357,335.20, 535,847.28 and 179,731.36 is: 269,518.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,335.20 : 535,847.28 = 179,731.36 : x
  2. Step 2: Convert to fraction form
    357,335.20/535,847.28 = 179,731.36/x
  3. Step 3: Cross multiply
    357,335.20x = 535,847.28 × 179,731.36
  4. Step 4: Simplify right side
    357,335.20x = 96,308,560,386.70
  5. Step 5: Solve for x
    x = 96,308,560,386.70/357,335.20
  6. Step 6: Final answer
    x = 269,518.82

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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.