Home / 498,314.09-747,444.33-245,342.39

Finding the Fourth Proportional to 498,314.09, 747,444.33 and 245,342.39

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Solution

The fourth proportional to 498,314.09, 747,444.33 and 245,342.39 is: 368,000.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,314.09 : 747,444.33 = 245,342.39 : x
  2. Step 2: Convert to fraction form
    498,314.09/747,444.33 = 245,342.39/x
  3. Step 3: Cross multiply
    498,314.09x = 747,444.33 × 245,342.39
  4. Step 4: Simplify right side
    498,314.09x = 183,379,774,576.93
  5. Step 5: Solve for x
    x = 183,379,774,576.93/498,314.09
  6. Step 6: Final answer
    x = 368,000.38

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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.