Home / 1,478,160.36-2,217,236.76-356,229.36

Finding the Fourth Proportional to 1,478,160.36, 2,217,236.76 and 356,229.36

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Solution

The fourth proportional to 1,478,160.36, 2,217,236.76 and 356,229.36 is: 534,343.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,160.36 : 2,217,236.76 = 356,229.36 : x
  2. Step 2: Convert to fraction form
    1,478,160.36/2,217,236.76 = 356,229.36/x
  3. Step 3: Cross multiply
    1,478,160.36x = 2,217,236.76 × 356,229.36
  4. Step 4: Simplify right side
    1,478,160.36x = 789,844,831,983.27
  5. Step 5: Solve for x
    x = 789,844,831,983.27/1,478,160.36
  6. Step 6: Final answer
    x = 534,343.13

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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.