Home / 966,751.40-1,449,689.70-433,998.20

Finding the Fourth Proportional to 966,751.40, 1,449,689.70 and 433,998.20

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Solution

The fourth proportional to 966,751.40, 1,449,689.70 and 433,998.20 is: 650,800.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,751.40 : 1,449,689.70 = 433,998.20 : x
  2. Step 2: Convert to fraction form
    966,751.40/1,449,689.70 = 433,998.20/x
  3. Step 3: Cross multiply
    966,751.40x = 1,449,689.70 × 433,998.20
  4. Step 4: Simplify right side
    966,751.40x = 629,162,720,358.54
  5. Step 5: Solve for x
    x = 629,162,720,358.54/966,751.40
  6. Step 6: Final answer
    x = 650,800.94

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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.