Home / 683,143.30-1,023,074.70-366,903.10

Finding the Fourth Proportional to 683,143.30, 1,023,074.70 and 366,903.10

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Solution

The fourth proportional to 683,143.30, 1,023,074.70 and 366,903.10 is: 549,473.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,143.30 : 1,023,074.70 = 366,903.10 : x
  2. Step 2: Convert to fraction form
    683,143.30/1,023,074.70 = 366,903.10/x
  3. Step 3: Cross multiply
    683,143.30x = 1,023,074.70 × 366,903.10
  4. Step 4: Simplify right side
    683,143.30x = 375,369,278,961.57
  5. Step 5: Solve for x
    x = 375,369,278,961.57/683,143.30
  6. Step 6: Final answer
    x = 549,473.70

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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.