Home / 315,325.23-472,706.52-115,598.95

Finding the Fourth Proportional to 315,325.23, 472,706.52 and 115,598.95

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Solution

The fourth proportional to 315,325.23, 472,706.52 and 115,598.95 is: 173,295.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,325.23 : 472,706.52 = 115,598.95 : x
  2. Step 2: Convert to fraction form
    315,325.23/472,706.52 = 115,598.95/x
  3. Step 3: Cross multiply
    315,325.23x = 472,706.52 × 115,598.95
  4. Step 4: Simplify right side
    315,325.23x = 54,644,377,370.15
  5. Step 5: Solve for x
    x = 54,644,377,370.15/315,325.23
  6. Step 6: Final answer
    x = 173,295.29

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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.