Home / 282,315.15-423,098.94-207,083.04

Finding the Fourth Proportional to 282,315.15, 423,098.94 and 207,083.04

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Solution

The fourth proportional to 282,315.15, 423,098.94 and 207,083.04 is: 310,350.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,315.15 : 423,098.94 = 207,083.04 : x
  2. Step 2: Convert to fraction form
    282,315.15/423,098.94 = 207,083.04/x
  3. Step 3: Cross multiply
    282,315.15x = 423,098.94 × 207,083.04
  4. Step 4: Simplify right side
    282,315.15x = 87,616,613,658.23
  5. Step 5: Solve for x
    x = 87,616,613,658.23/282,315.15
  6. Step 6: Final answer
    x = 310,350.38

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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.