Home / 452,787.99-679,205.24-115,831.56

Finding the Fourth Proportional to 452,787.99, 679,205.24 and 115,831.56

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Solution

The fourth proportional to 452,787.99, 679,205.24 and 115,831.56 is: 173,753.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,787.99 : 679,205.24 = 115,831.56 : x
  2. Step 2: Convert to fraction form
    452,787.99/679,205.24 = 115,831.56/x
  3. Step 3: Cross multiply
    452,787.99x = 679,205.24 × 115,831.56
  4. Step 4: Simplify right side
    452,787.99x = 78,673,402,509.37
  5. Step 5: Solve for x
    x = 78,673,402,509.37/452,787.99
  6. Step 6: Final answer
    x = 173,753.29

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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.