Home / 972,145.20-1,456,905.60-651,385.20

Finding the Fourth Proportional to 972,145.20, 1,456,905.60 and 651,385.20

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Solution

The fourth proportional to 972,145.20, 1,456,905.60 and 651,385.20 is: 976,198.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,145.20 : 1,456,905.60 = 651,385.20 : x
  2. Step 2: Convert to fraction form
    972,145.20/1,456,905.60 = 651,385.20/x
  3. Step 3: Cross multiply
    972,145.20x = 1,456,905.60 × 651,385.20
  4. Step 4: Simplify right side
    972,145.20x = 949,006,745,637.12
  5. Step 5: Solve for x
    x = 949,006,745,637.12/972,145.20
  6. Step 6: Final answer
    x = 976,198.56

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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.