Home / 278,329.59-417,162.15-152,001.57

Finding the Fourth Proportional to 278,329.59, 417,162.15 and 152,001.57

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Solution

The fourth proportional to 278,329.59, 417,162.15 and 152,001.57 is: 227,820.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,329.59 : 417,162.15 = 152,001.57 : x
  2. Step 2: Convert to fraction form
    278,329.59/417,162.15 = 152,001.57/x
  3. Step 3: Cross multiply
    278,329.59x = 417,162.15 × 152,001.57
  4. Step 4: Simplify right side
    278,329.59x = 63,409,301,744.58
  5. Step 5: Solve for x
    x = 63,409,301,744.58/278,329.59
  6. Step 6: Final answer
    x = 227,820.91

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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.