Home / 657,367.10-907,148.19-370,913.84

Finding the Fourth Proportional to 657,367.10, 907,148.19 and 370,913.84

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Solution

The fourth proportional to 657,367.10, 907,148.19 and 370,913.84 is: 511,850.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,367.10 : 907,148.19 = 370,913.84 : x
  2. Step 2: Convert to fraction form
    657,367.10/907,148.19 = 370,913.84/x
  3. Step 3: Cross multiply
    657,367.10x = 907,148.19 × 370,913.84
  4. Step 4: Simplify right side
    657,367.10x = 336,473,818,601.95
  5. Step 5: Solve for x
    x = 336,473,818,601.95/657,367.10
  6. Step 6: Final answer
    x = 511,850.71

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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.