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Finding the Fourth Proportional to 270,684.16, 373,901.12 and 207,799.04

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Solution

The fourth proportional to 270,684.16, 373,901.12 and 207,799.04 is: 287,036.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,684.16 : 373,901.12 = 207,799.04 : x
  2. Step 2: Convert to fraction form
    270,684.16/373,901.12 = 207,799.04/x
  3. Step 3: Cross multiply
    270,684.16x = 373,901.12 × 207,799.04
  4. Step 4: Simplify right side
    270,684.16x = 77,696,293,790.92
  5. Step 5: Solve for x
    x = 77,696,293,790.92/270,684.16
  6. Step 6: Final answer
    x = 287,036.72

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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.