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Finding the Fourth Proportional to 662,901.92, 914,808.08 and 361,095.84

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Solution

The fourth proportional to 662,901.92, 914,808.08 and 361,095.84 is: 498,314.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,901.92 : 914,808.08 = 361,095.84 : x
  2. Step 2: Convert to fraction form
    662,901.92/914,808.08 = 361,095.84/x
  3. Step 3: Cross multiply
    662,901.92x = 914,808.08 × 361,095.84
  4. Step 4: Simplify right side
    662,901.92x = 330,333,392,086.39
  5. Step 5: Solve for x
    x = 330,333,392,086.39/662,901.92
  6. Step 6: Final answer
    x = 498,314.13

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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.