Home / 871,607.95-1,202,819.07-484,423.30

Finding the Fourth Proportional to 871,607.95, 1,202,819.07 and 484,423.30

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Solution

The fourth proportional to 871,607.95, 1,202,819.07 and 484,423.30 is: 668,504.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,607.95 : 1,202,819.07 = 484,423.30 : x
  2. Step 2: Convert to fraction form
    871,607.95/1,202,819.07 = 484,423.30/x
  3. Step 3: Cross multiply
    871,607.95x = 1,202,819.07 × 484,423.30
  4. Step 4: Simplify right side
    871,607.95x = 582,673,583,192.33
  5. Step 5: Solve for x
    x = 582,673,583,192.33/871,607.95
  6. Step 6: Final answer
    x = 668,504.21

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1.5x scale

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.