Home / 873,296.12-1,204,750.50-631,195.22

Finding the Fourth Proportional to 873,296.12, 1,204,750.50 and 631,195.22

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Solution

The fourth proportional to 873,296.12, 1,204,750.50 and 631,195.22 is: 870,761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,296.12 : 1,204,750.50 = 631,195.22 : x
  2. Step 2: Convert to fraction form
    873,296.12/1,204,750.50 = 631,195.22/x
  3. Step 3: Cross multiply
    873,296.12x = 1,204,750.50 × 631,195.22
  4. Step 4: Simplify right side
    873,296.12x = 760,432,756,892.61
  5. Step 5: Solve for x
    x = 760,432,756,892.61/873,296.12
  6. Step 6: Final answer
    x = 870,761.63

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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.