Home / 713,113.43-1,069,661.90-173,372.77

Finding the Fourth Proportional to 713,113.43, 1,069,661.90 and 173,372.77

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Solution

The fourth proportional to 713,113.43, 1,069,661.90 and 173,372.77 is: 260,057.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,113.43 : 1,069,661.90 = 173,372.77 : x
  2. Step 2: Convert to fraction form
    713,113.43/1,069,661.90 = 173,372.77/x
  3. Step 3: Cross multiply
    713,113.43x = 1,069,661.90 × 173,372.77
  4. Step 4: Simplify right side
    713,113.43x = 185,450,244,325.74
  5. Step 5: Solve for x
    x = 185,450,244,325.74/713,113.43
  6. Step 6: Final answer
    x = 260,057.15

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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.