Home / 970,043.06-1,455,687.38-650,555.78

Finding the Fourth Proportional to 970,043.06, 1,455,687.38 and 650,555.78

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Solution

The fourth proportional to 970,043.06, 1,455,687.38 and 650,555.78 is: 976,251.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,043.06 : 1,455,687.38 = 650,555.78 : x
  2. Step 2: Convert to fraction form
    970,043.06/1,455,687.38 = 650,555.78/x
  3. Step 3: Cross multiply
    970,043.06x = 1,455,687.38 × 650,555.78
  4. Step 4: Simplify right side
    970,043.06x = 947,005,833,280.01
  5. Step 5: Solve for x
    x = 947,005,833,280.01/970,043.06
  6. Step 6: Final answer
    x = 976,251.33

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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.