Home / 907,544.49-1,252,363.85-499,566.65

Finding the Fourth Proportional to 907,544.49, 1,252,363.85 and 499,566.65

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Solution

The fourth proportional to 907,544.49, 1,252,363.85 and 499,566.65 is: 689,375.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,544.49 : 1,252,363.85 = 499,566.65 : x
  2. Step 2: Convert to fraction form
    907,544.49/1,252,363.85 = 499,566.65/x
  3. Step 3: Cross multiply
    907,544.49x = 1,252,363.85 × 499,566.65
  4. Step 4: Simplify right side
    907,544.49x = 625,639,207,496.86
  5. Step 5: Solve for x
    x = 625,639,207,496.86/907,544.49
  6. Step 6: Final answer
    x = 689,375.80

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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.