Home / 966,402.60-1,448,912.70-433,487.40

Finding the Fourth Proportional to 966,402.60, 1,448,912.70 and 433,487.40

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Solution

The fourth proportional to 966,402.60, 1,448,912.70 and 433,487.40 is: 649,921.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,402.60 : 1,448,912.70 = 433,487.40 : x
  2. Step 2: Convert to fraction form
    966,402.60/1,448,912.70 = 433,487.40/x
  3. Step 3: Cross multiply
    966,402.60x = 1,448,912.70 × 433,487.40
  4. Step 4: Simplify right side
    966,402.60x = 628,085,399,149.98
  5. Step 5: Solve for x
    x = 628,085,399,149.98/966,402.60
  6. Step 6: Final answer
    x = 649,921.06

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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.