Home / 662,188.92-913,824.78-360,386.04

Finding the Fourth Proportional to 662,188.92, 913,824.78 and 360,386.04

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Solution

The fourth proportional to 662,188.92, 913,824.78 and 360,386.04 is: 497,334.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,188.92 : 913,824.78 = 360,386.04 : x
  2. Step 2: Convert to fraction form
    662,188.92/913,824.78 = 360,386.04/x
  3. Step 3: Cross multiply
    662,188.92x = 913,824.78 × 360,386.04
  4. Step 4: Simplify right side
    662,188.92x = 329,329,693,718.07
  5. Step 5: Solve for x
    x = 329,329,693,718.07/662,188.92
  6. Step 6: Final answer
    x = 497,334.95

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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.