Home / 482,300.35-665,542.05-267,432.46

Finding the Fourth Proportional to 482,300.35, 665,542.05 and 267,432.46

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Solution

The fourth proportional to 482,300.35, 665,542.05 and 267,432.46 is: 369,038.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,300.35 : 665,542.05 = 267,432.46 : x
  2. Step 2: Convert to fraction form
    482,300.35/665,542.05 = 267,432.46/x
  3. Step 3: Cross multiply
    482,300.35x = 665,542.05 × 267,432.46
  4. Step 4: Simplify right side
    482,300.35x = 177,987,547,664.94
  5. Step 5: Solve for x
    x = 177,987,547,664.94/482,300.35
  6. Step 6: Final answer
    x = 369,038.81

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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.