Home / 330,851.31-496,326.18-153,376.26

Finding the Fourth Proportional to 330,851.31, 496,326.18 and 153,376.26

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Solution

The fourth proportional to 330,851.31, 496,326.18 and 153,376.26 is: 230,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,851.31 : 496,326.18 = 153,376.26 : x
  2. Step 2: Convert to fraction form
    330,851.31/496,326.18 = 153,376.26/x
  3. Step 3: Cross multiply
    330,851.31x = 496,326.18 × 153,376.26
  4. Step 4: Simplify right side
    330,851.31x = 76,124,653,228.49
  5. Step 5: Solve for x
    x = 76,124,653,228.49/330,851.31
  6. Step 6: Final answer
    x = 230,087.21

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1.5x scale

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.