Home / 662,815.14-914,684.58-361,009.14

Finding the Fourth Proportional to 662,815.14, 914,684.58 and 361,009.14

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Solution

The fourth proportional to 662,815.14, 914,684.58 and 361,009.14 is: 498,192.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,815.14 : 914,684.58 = 361,009.14 : x
  2. Step 2: Convert to fraction form
    662,815.14/914,684.58 = 361,009.14/x
  3. Step 3: Cross multiply
    662,815.14x = 914,684.58 × 361,009.14
  4. Step 4: Simplify right side
    662,815.14x = 330,209,493,597.06
  5. Step 5: Solve for x
    x = 330,209,493,597.06/662,815.14
  6. Step 6: Final answer
    x = 498,192.44

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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.