Home / 1,065,566.40-1,598,456.52-307,426.65

Finding the Fourth Proportional to 1,065,566.40, 1,598,456.52 and 307,426.65

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Solution

The fourth proportional to 1,065,566.40, 1,598,456.52 and 307,426.65 is: 461,170.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,566.40 : 1,598,456.52 = 307,426.65 : x
  2. Step 2: Convert to fraction form
    1,065,566.40/1,598,456.52 = 307,426.65/x
  3. Step 3: Cross multiply
    1,065,566.40x = 1,598,456.52 × 307,426.65
  4. Step 4: Simplify right side
    1,065,566.40x = 491,408,133,114.26
  5. Step 5: Solve for x
    x = 491,408,133,114.26/1,065,566.40
  6. Step 6: Final answer
    x = 461,170.82

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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.