Home / 907,434.06-1,252,275.03-493,982.79

Finding the Fourth Proportional to 907,434.06, 1,252,275.03 and 493,982.79

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Solution

The fourth proportional to 907,434.06, 1,252,275.03 and 493,982.79 is: 681,704.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,434.06 : 1,252,275.03 = 493,982.79 : x
  2. Step 2: Convert to fraction form
    907,434.06/1,252,275.03 = 493,982.79/x
  3. Step 3: Cross multiply
    907,434.06x = 1,252,275.03 × 493,982.79
  4. Step 4: Simplify right side
    907,434.06x = 618,602,313,166.73
  5. Step 5: Solve for x
    x = 618,602,313,166.73/907,434.06
  6. Step 6: Final answer
    x = 681,704.97

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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.