Home / 810,003.70-1,215,005.55-597,427.30

Finding the Fourth Proportional to 810,003.70, 1,215,005.55 and 597,427.30

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Solution

The fourth proportional to 810,003.70, 1,215,005.55 and 597,427.30 is: 896,140.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,003.70 : 1,215,005.55 = 597,427.30 : x
  2. Step 2: Convert to fraction form
    810,003.70/1,215,005.55 = 597,427.30/x
  3. Step 3: Cross multiply
    810,003.70x = 1,215,005.55 × 597,427.30
  4. Step 4: Simplify right side
    810,003.70x = 725,877,485,221.52
  5. Step 5: Solve for x
    x = 725,877,485,221.52/810,003.70
  6. Step 6: Final answer
    x = 896,140.95

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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.