Home / 788,032.65-1,182,215.03-255,512.15

Finding the Fourth Proportional to 788,032.65, 1,182,215.03 and 255,512.15

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Solution

The fourth proportional to 788,032.65, 1,182,215.03 and 255,512.15 is: 383,322.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,032.65 : 1,182,215.03 = 255,512.15 : x
  2. Step 2: Convert to fraction form
    788,032.65/1,182,215.03 = 255,512.15/x
  3. Step 3: Cross multiply
    788,032.65x = 1,182,215.03 × 255,512.15
  4. Step 4: Simplify right side
    788,032.65x = 302,070,304,077.62
  5. Step 5: Solve for x
    x = 302,070,304,077.62/788,032.65
  6. Step 6: Final answer
    x = 383,322.07

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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.