Home / 876,606.52-1,314,947.30-344,242.74

Finding the Fourth Proportional to 876,606.52, 1,314,947.30 and 344,242.74

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Solution

The fourth proportional to 876,606.52, 1,314,947.30 and 344,242.74 is: 516,378.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,606.52 : 1,314,947.30 = 344,242.74 : x
  2. Step 2: Convert to fraction form
    876,606.52/1,314,947.30 = 344,242.74/x
  3. Step 3: Cross multiply
    876,606.52x = 1,314,947.30 × 344,242.74
  4. Step 4: Simplify right side
    876,606.52x = 452,661,061,507.60
  5. Step 5: Solve for x
    x = 452,661,061,507.60/876,606.52
  6. Step 6: Final answer
    x = 516,378.84

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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.