Home / 672,233.07-1,008,346.88-272,870.47

Finding the Fourth Proportional to 672,233.07, 1,008,346.88 and 272,870.47

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Solution

The fourth proportional to 672,233.07, 1,008,346.88 and 272,870.47 is: 409,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,233.07 : 1,008,346.88 = 272,870.47 : x
  2. Step 2: Convert to fraction form
    672,233.07/1,008,346.88 = 272,870.47/x
  3. Step 3: Cross multiply
    672,233.07x = 1,008,346.88 × 272,870.47
  4. Step 4: Simplify right side
    672,233.07x = 275,148,087,476.35
  5. Step 5: Solve for x
    x = 275,148,087,476.35/672,233.07
  6. Step 6: Final answer
    x = 409,304.60

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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.