Home / 498,320.09-747,453.33-245,348.39

Finding the Fourth Proportional to 498,320.09, 747,453.33 and 245,348.39

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Solution

The fourth proportional to 498,320.09, 747,453.33 and 245,348.39 is: 368,009.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,320.09 : 747,453.33 = 245,348.39 : x
  2. Step 2: Convert to fraction form
    498,320.09/747,453.33 = 245,348.39/x
  3. Step 3: Cross multiply
    498,320.09x = 747,453.33 × 245,348.39
  4. Step 4: Simplify right side
    498,320.09x = 183,386,467,378.37
  5. Step 5: Solve for x
    x = 183,386,467,378.37/498,320.09
  6. Step 6: Final answer
    x = 368,009.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.