Home / 539,332.65-808,623.77-272,910.95

Finding the Fourth Proportional to 539,332.65, 808,623.77 and 272,910.95

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Solution

The fourth proportional to 539,332.65, 808,623.77 and 272,910.95 is: 409,176.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,332.65 : 808,623.77 = 272,910.95 : x
  2. Step 2: Convert to fraction form
    539,332.65/808,623.77 = 272,910.95/x
  3. Step 3: Cross multiply
    539,332.65x = 808,623.77 × 272,910.95
  4. Step 4: Simplify right side
    539,332.65x = 220,682,278,532.60
  5. Step 5: Solve for x
    x = 220,682,278,532.60/539,332.65
  6. Step 6: Final answer
    x = 409,176.56

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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.