Home / 477,228.29-715,826.03-122,245.38

Finding the Fourth Proportional to 477,228.29, 715,826.03 and 122,245.38

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Solution

The fourth proportional to 477,228.29, 715,826.03 and 122,245.38 is: 183,363.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,228.29 : 715,826.03 = 122,245.38 : x
  2. Step 2: Convert to fraction form
    477,228.29/715,826.03 = 122,245.38/x
  3. Step 3: Cross multiply
    477,228.29x = 715,826.03 × 122,245.38
  4. Step 4: Simplify right side
    477,228.29x = 87,506,424,440.01
  5. Step 5: Solve for x
    x = 87,506,424,440.01/477,228.29
  6. Step 6: Final answer
    x = 183,363.87

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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.