Home / 908,023.29-1,361,562.04-338,936.46

Finding the Fourth Proportional to 908,023.29, 1,361,562.04 and 338,936.46

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Solution

The fourth proportional to 908,023.29, 1,361,562.04 and 338,936.46 is: 508,228.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,023.29 : 1,361,562.04 = 338,936.46 : x
  2. Step 2: Convert to fraction form
    908,023.29/1,361,562.04 = 338,936.46/x
  3. Step 3: Cross multiply
    908,023.29x = 1,361,562.04 × 338,936.46
  4. Step 4: Simplify right side
    908,023.29x = 461,483,017,907.98
  5. Step 5: Solve for x
    x = 461,483,017,907.98/908,023.29
  6. Step 6: Final answer
    x = 508,228.17

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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.