Home / 970,872.20-1,456,308.30-653,611.40

Finding the Fourth Proportional to 970,872.20, 1,456,308.30 and 653,611.40

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Solution

The fourth proportional to 970,872.20, 1,456,308.30 and 653,611.40 is: 980,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,872.20 : 1,456,308.30 = 653,611.40 : x
  2. Step 2: Convert to fraction form
    970,872.20/1,456,308.30 = 653,611.40/x
  3. Step 3: Cross multiply
    970,872.20x = 1,456,308.30 × 653,611.40
  4. Step 4: Simplify right side
    970,872.20x = 951,859,706,794.62
  5. Step 5: Solve for x
    x = 951,859,706,794.62/970,872.20
  6. Step 6: Final answer
    x = 980,417.10

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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.