Home / 871,417.86-1,202,532.66-484,223.28

Finding the Fourth Proportional to 871,417.86, 1,202,532.66 and 484,223.28

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Solution

The fourth proportional to 871,417.86, 1,202,532.66 and 484,223.28 is: 668,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,417.86 : 1,202,532.66 = 484,223.28 : x
  2. Step 2: Convert to fraction form
    871,417.86/1,202,532.66 = 484,223.28/x
  3. Step 3: Cross multiply
    871,417.86x = 1,202,532.66 × 484,223.28
  4. Step 4: Simplify right side
    871,417.86x = 582,294,308,932.33
  5. Step 5: Solve for x
    x = 582,294,308,932.33/871,417.86
  6. Step 6: Final answer
    x = 668,214.80

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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.