Home / 326,620.14-489,925.86-158,155.56

Finding the Fourth Proportional to 326,620.14, 489,925.86 and 158,155.56

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Solution

The fourth proportional to 326,620.14, 489,925.86 and 158,155.56 is: 237,231.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,620.14 : 489,925.86 = 158,155.56 : x
  2. Step 2: Convert to fraction form
    326,620.14/489,925.86 = 158,155.56/x
  3. Step 3: Cross multiply
    326,620.14x = 489,925.86 × 158,155.56
  4. Step 4: Simplify right side
    326,620.14x = 77,484,498,746.78
  5. Step 5: Solve for x
    x = 77,484,498,746.78/326,620.14
  6. Step 6: Final answer
    x = 237,231.23

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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.