Home / 662,424-914,147.28-360,620.16

Finding the Fourth Proportional to 662,424, 914,147.28 and 360,620.16

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Solution

The fourth proportional to 662,424, 914,147.28 and 360,620.16 is: 497,657.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,424 : 914,147.28 = 360,620.16 : x
  2. Step 2: Convert to fraction form
    662,424/914,147.28 = 360,620.16/x
  3. Step 3: Cross multiply
    662,424x = 914,147.28 × 360,620.16
  4. Step 4: Simplify right side
    662,424x = 329,659,938,377.17
  5. Step 5: Solve for x
    x = 329,659,938,377.17/662,424
  6. Step 6: Final answer
    x = 497,657.00

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1.5x scale

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.