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Finding the Fourth Proportional to 570,758.00, 785,851.67 and 484,546.46

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Solution

The fourth proportional to 570,758.00, 785,851.67 and 484,546.46 is: 667,150.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,758.00 : 785,851.67 = 484,546.46 : x
  2. Step 2: Convert to fraction form
    570,758.00/785,851.67 = 484,546.46/x
  3. Step 3: Cross multiply
    570,758.00x = 785,851.67 × 484,546.46
  4. Step 4: Simplify right side
    570,758.00x = 380,781,642,065.70
  5. Step 5: Solve for x
    x = 380,781,642,065.70/570,758.00
  6. Step 6: Final answer
    x = 667,150.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.