Home / 477,919.10-716,877.76-141,196.28

Finding the Fourth Proportional to 477,919.10, 716,877.76 and 141,196.28

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Solution

The fourth proportional to 477,919.10, 716,877.76 and 141,196.28 is: 211,794.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,919.10 : 716,877.76 = 141,196.28 : x
  2. Step 2: Convert to fraction form
    477,919.10/716,877.76 = 141,196.28/x
  3. Step 3: Cross multiply
    477,919.10x = 716,877.76 × 141,196.28
  4. Step 4: Simplify right side
    477,919.10x = 101,220,472,926.73
  5. Step 5: Solve for x
    x = 101,220,472,926.73/477,919.10
  6. Step 6: Final answer
    x = 211,794.16

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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.