Home / 713,146.37-1,069,711.43-173,405.70

Finding the Fourth Proportional to 713,146.37, 1,069,711.43 and 173,405.70

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Solution

The fourth proportional to 713,146.37, 1,069,711.43 and 173,405.70 is: 260,106.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,146.37 : 1,069,711.43 = 173,405.70 : x
  2. Step 2: Convert to fraction form
    713,146.37/1,069,711.43 = 173,405.70/x
  3. Step 3: Cross multiply
    713,146.37x = 1,069,711.43 × 173,405.70
  4. Step 4: Simplify right side
    713,146.37x = 185,494,058,450.12
  5. Step 5: Solve for x
    x = 185,494,058,450.12/713,146.37
  6. Step 6: Final answer
    x = 260,106.57

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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.