Home / 871,637.10-1,202,890.04-484,460.24

Finding the Fourth Proportional to 871,637.10, 1,202,890.04 and 484,460.24

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Solution

The fourth proportional to 871,637.10, 1,202,890.04 and 484,460.24 is: 668,572.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,637.10 : 1,202,890.04 = 484,460.24 : x
  2. Step 2: Convert to fraction form
    871,637.10/1,202,890.04 = 484,460.24/x
  3. Step 3: Cross multiply
    871,637.10x = 1,202,890.04 × 484,460.24
  4. Step 4: Simplify right side
    871,637.10x = 582,752,392,042.48
  5. Step 5: Solve for x
    x = 582,752,392,042.48/871,637.10
  6. Step 6: Final answer
    x = 668,572.27

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Double scale
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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.