Home / 838,883.52-1,257,326.28-483,160.68

Finding the Fourth Proportional to 838,883.52, 1,257,326.28 and 483,160.68

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Solution

The fourth proportional to 838,883.52, 1,257,326.28 and 483,160.68 is: 724,165.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,883.52 : 1,257,326.28 = 483,160.68 : x
  2. Step 2: Convert to fraction form
    838,883.52/1,257,326.28 = 483,160.68/x
  3. Step 3: Cross multiply
    838,883.52x = 1,257,326.28 × 483,160.68
  4. Step 4: Simplify right side
    838,883.52x = 607,490,620,426.67
  5. Step 5: Solve for x
    x = 607,490,620,426.67/838,883.52
  6. Step 6: Final answer
    x = 724,165.64

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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.