Home / 747,018-1,120,536.76-248,382

Finding the Fourth Proportional to 747,018, 1,120,536.76 and 248,382

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Solution

The fourth proportional to 747,018, 1,120,536.76 and 248,382 is: 372,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,018 : 1,120,536.76 = 248,382 : x
  2. Step 2: Convert to fraction form
    747,018/1,120,536.76 = 248,382/x
  3. Step 3: Cross multiply
    747,018x = 1,120,536.76 × 248,382
  4. Step 4: Simplify right side
    747,018x = 278,321,161,522.32
  5. Step 5: Solve for x
    x = 278,321,161,522.32/747,018
  6. Step 6: Final answer
    x = 372,576.25

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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.