Home / 838,957.60-1,257,938.64-333,246.64

Finding the Fourth Proportional to 838,957.60, 1,257,938.64 and 333,246.64

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Solution

The fourth proportional to 838,957.60, 1,257,938.64 and 333,246.64 is: 499,672.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,957.60 : 1,257,938.64 = 333,246.64 : x
  2. Step 2: Convert to fraction form
    838,957.60/1,257,938.64 = 333,246.64/x
  3. Step 3: Cross multiply
    838,957.60x = 1,257,938.64 × 333,246.64
  4. Step 4: Simplify right side
    838,957.60x = 419,203,825,106.17
  5. Step 5: Solve for x
    x = 419,203,825,106.17/838,957.60
  6. Step 6: Final answer
    x = 499,672.24

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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.