Home / 907,546.24-1,252,366.26-499,568.40

Finding the Fourth Proportional to 907,546.24, 1,252,366.26 and 499,568.40

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Solution

The fourth proportional to 907,546.24, 1,252,366.26 and 499,568.40 is: 689,378.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,546.24 : 1,252,366.26 = 499,568.40 : x
  2. Step 2: Convert to fraction form
    907,546.24/1,252,366.26 = 499,568.40/x
  3. Step 3: Cross multiply
    907,546.24x = 1,252,366.26 × 499,568.40
  4. Step 4: Simplify right side
    907,546.24x = 625,642,608,722.18
  5. Step 5: Solve for x
    x = 625,642,608,722.18/907,546.24
  6. Step 6: Final answer
    x = 689,378.22

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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.