Home / 383,275.15-575,040.75-170,013.69

Finding the Fourth Proportional to 383,275.15, 575,040.75 and 170,013.69

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Solution

The fourth proportional to 383,275.15, 575,040.75 and 170,013.69 is: 255,077.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,275.15 : 575,040.75 = 170,013.69 : x
  2. Step 2: Convert to fraction form
    383,275.15/575,040.75 = 170,013.69/x
  3. Step 3: Cross multiply
    383,275.15x = 575,040.75 × 170,013.69
  4. Step 4: Simplify right side
    383,275.15x = 97,764,796,932.66
  5. Step 5: Solve for x
    x = 97,764,796,932.66/383,275.15
  6. Step 6: Final answer
    x = 255,077.32

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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.