Home / 964,557.09-1,447,159.77-676,668.78

Finding the Fourth Proportional to 964,557.09, 1,447,159.77 and 676,668.78

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Solution

The fourth proportional to 964,557.09, 1,447,159.77 and 676,668.78 is: 1,015,230.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,557.09 : 1,447,159.77 = 676,668.78 : x
  2. Step 2: Convert to fraction form
    964,557.09/1,447,159.77 = 676,668.78/x
  3. Step 3: Cross multiply
    964,557.09x = 1,447,159.77 × 676,668.78
  4. Step 4: Simplify right side
    964,557.09x = 979,247,836,030.98
  5. Step 5: Solve for x
    x = 979,247,836,030.98/964,557.09
  6. Step 6: Final answer
    x = 1,015,230.56

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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.