Home / 713,018.18-1,069,515.87-173,278.82

Finding the Fourth Proportional to 713,018.18, 1,069,515.87 and 173,278.82

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Solution

The fourth proportional to 713,018.18, 1,069,515.87 and 173,278.82 is: 259,915.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,018.18 : 1,069,515.87 = 173,278.82 : x
  2. Step 2: Convert to fraction form
    713,018.18/1,069,515.87 = 173,278.82/x
  3. Step 3: Cross multiply
    713,018.18x = 1,069,515.87 × 173,278.82
  4. Step 4: Simplify right side
    713,018.18x = 185,324,447,924.87
  5. Step 5: Solve for x
    x = 185,324,447,924.87/713,018.18
  6. Step 6: Final answer
    x = 259,915.46

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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.