Home / 426,020.28-587,891.76-264,838.36

Finding the Fourth Proportional to 426,020.28, 587,891.76 and 264,838.36

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Solution

The fourth proportional to 426,020.28, 587,891.76 and 264,838.36 is: 365,466.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,020.28 : 587,891.76 = 264,838.36 : x
  2. Step 2: Convert to fraction form
    426,020.28/587,891.76 = 264,838.36/x
  3. Step 3: Cross multiply
    426,020.28x = 587,891.76 × 264,838.36
  4. Step 4: Simplify right side
    426,020.28x = 155,696,289,575.91
  5. Step 5: Solve for x
    x = 155,696,289,575.91/426,020.28
  6. Step 6: Final answer
    x = 365,466.85

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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.