Home / 539,339.07-808,757.10-160,120.56

Finding the Fourth Proportional to 539,339.07, 808,757.10 and 160,120.56

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Solution

The fourth proportional to 539,339.07, 808,757.10 and 160,120.56 is: 240,106.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,339.07 : 808,757.10 = 160,120.56 : x
  2. Step 2: Convert to fraction form
    539,339.07/808,757.10 = 160,120.56/x
  3. Step 3: Cross multiply
    539,339.07x = 808,757.10 × 160,120.56
  4. Step 4: Simplify right side
    539,339.07x = 129,498,639,755.98
  5. Step 5: Solve for x
    x = 129,498,639,755.98/539,339.07
  6. Step 6: Final answer
    x = 240,106.17

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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.