Home / 710,764.65-1,065,835.94-212,029.29

Finding the Fourth Proportional to 710,764.65, 1,065,835.94 and 212,029.29

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Solution

The fourth proportional to 710,764.65, 1,065,835.94 and 212,029.29 is: 317,951.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,764.65 : 1,065,835.94 = 212,029.29 : x
  2. Step 2: Convert to fraction form
    710,764.65/1,065,835.94 = 212,029.29/x
  3. Step 3: Cross multiply
    710,764.65x = 1,065,835.94 × 212,029.29
  4. Step 4: Simplify right side
    710,764.65x = 225,988,436,554.54
  5. Step 5: Solve for x
    x = 225,988,436,554.54/710,764.65
  6. Step 6: Final answer
    x = 317,951.15

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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.