Home / 871,459.48-1,202,587.89-484,273.60

Finding the Fourth Proportional to 871,459.48, 1,202,587.89 and 484,273.60

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Solution

The fourth proportional to 871,459.48, 1,202,587.89 and 484,273.60 is: 668,283.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,459.48 : 1,202,587.89 = 484,273.60 : x
  2. Step 2: Convert to fraction form
    871,459.48/1,202,587.89 = 484,273.60/x
  3. Step 3: Cross multiply
    871,459.48x = 1,202,587.89 × 484,273.60
  4. Step 4: Simplify right side
    871,459.48x = 582,381,566,806.70
  5. Step 5: Solve for x
    x = 582,381,566,806.70/871,459.48
  6. Step 6: Final answer
    x = 668,283.01

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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.