Home / 908,003.34-1,361,532.09-338,916.46

Finding the Fourth Proportional to 908,003.34, 1,361,532.09 and 338,916.46

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Solution

The fourth proportional to 908,003.34, 1,361,532.09 and 338,916.46 is: 508,198.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,003.34 : 1,361,532.09 = 338,916.46 : x
  2. Step 2: Convert to fraction form
    908,003.34/1,361,532.09 = 338,916.46/x
  3. Step 3: Cross multiply
    908,003.34x = 1,361,532.09 × 338,916.46
  4. Step 4: Simplify right side
    908,003.34x = 461,445,636,119.20
  5. Step 5: Solve for x
    x = 461,445,636,119.20/908,003.34
  6. Step 6: Final answer
    x = 508,198.17

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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.