Home / 907,433.06-1,252,273.65-493,981.79

Finding the Fourth Proportional to 907,433.06, 1,252,273.65 and 493,981.79

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Solution

The fourth proportional to 907,433.06, 1,252,273.65 and 493,981.79 is: 681,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,433.06 : 1,252,273.65 = 493,981.79 : x
  2. Step 2: Convert to fraction form
    907,433.06/1,252,273.65 = 493,981.79/x
  3. Step 3: Cross multiply
    907,433.06x = 1,252,273.65 × 493,981.79
  4. Step 4: Simplify right side
    907,433.06x = 618,600,380,475.09
  5. Step 5: Solve for x
    x = 618,600,380,475.09/907,433.06
  6. Step 6: Final answer
    x = 681,703.60

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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.