Home / 804,942.80-1,207,414.20-243,904.40

Finding the Fourth Proportional to 804,942.80, 1,207,414.20 and 243,904.40

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Solution

The fourth proportional to 804,942.80, 1,207,414.20 and 243,904.40 is: 365,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,942.80 : 1,207,414.20 = 243,904.40 : x
  2. Step 2: Convert to fraction form
    804,942.80/1,207,414.20 = 243,904.40/x
  3. Step 3: Cross multiply
    804,942.80x = 1,207,414.20 × 243,904.40
  4. Step 4: Simplify right side
    804,942.80x = 294,493,636,002.48
  5. Step 5: Solve for x
    x = 294,493,636,002.48/804,942.80
  6. Step 6: Final answer
    x = 365,856.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.