Home / 733,088.80-1,098,831.30-259,530.40

Finding the Fourth Proportional to 733,088.80, 1,098,831.30 and 259,530.40

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Solution

The fourth proportional to 733,088.80, 1,098,831.30 and 259,530.40 is: 389,011.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,088.80 : 1,098,831.30 = 259,530.40 : x
  2. Step 2: Convert to fraction form
    733,088.80/1,098,831.30 = 259,530.40/x
  3. Step 3: Cross multiply
    733,088.80x = 1,098,831.30 × 259,530.40
  4. Step 4: Simplify right side
    733,088.80x = 285,180,126,821.52
  5. Step 5: Solve for x
    x = 285,180,126,821.52/733,088.80
  6. Step 6: Final answer
    x = 389,011.71

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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.