Home / 872,951.17-1,204,661.01-490,977.95

Finding the Fourth Proportional to 872,951.17, 1,204,661.01 and 490,977.95

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Solution

The fourth proportional to 872,951.17, 1,204,661.01 and 490,977.95 is: 677,543.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,951.17 : 1,204,661.01 = 490,977.95 : x
  2. Step 2: Convert to fraction form
    872,951.17/1,204,661.01 = 490,977.95/x
  3. Step 3: Cross multiply
    872,951.17x = 1,204,661.01 × 490,977.95
  4. Step 4: Simplify right side
    872,951.17x = 591,461,992,967.06
  5. Step 5: Solve for x
    x = 591,461,992,967.06/872,951.17
  6. Step 6: Final answer
    x = 677,543.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.