Home / 821,358.01-1,229,039.61-484,560.01

Finding the Fourth Proportional to 821,358.01, 1,229,039.61 and 484,560.01

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Solution

The fourth proportional to 821,358.01, 1,229,039.61 and 484,560.01 is: 725,071.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,358.01 : 1,229,039.61 = 484,560.01 : x
  2. Step 2: Convert to fraction form
    821,358.01/1,229,039.61 = 484,560.01/x
  3. Step 3: Cross multiply
    821,358.01x = 1,229,039.61 × 484,560.01
  4. Step 4: Simplify right side
    821,358.01x = 595,543,445,712.00
  5. Step 5: Solve for x
    x = 595,543,445,712.00/821,358.01
  6. Step 6: Final answer
    x = 725,071.70

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1.5x scale

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.