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Finding the Fourth Proportional to 662,772.02, 914,625.42 and 360,966.02

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Solution

The fourth proportional to 662,772.02, 914,625.42 and 360,966.02 is: 498,133.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,772.02 : 914,625.42 = 360,966.02 : x
  2. Step 2: Convert to fraction form
    662,772.02/914,625.42 = 360,966.02/x
  3. Step 3: Cross multiply
    662,772.02x = 914,625.42 × 360,966.02
  4. Step 4: Simplify right side
    662,772.02x = 330,148,697,648.23
  5. Step 5: Solve for x
    x = 330,148,697,648.23/662,772.02
  6. Step 6: Final answer
    x = 498,133.13

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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.