Home / 965,165.06-1,447,711.25-291,228.46

Finding the Fourth Proportional to 965,165.06, 1,447,711.25 and 291,228.46

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Solution

The fourth proportional to 965,165.06, 1,447,711.25 and 291,228.46 is: 436,831.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,165.06 : 1,447,711.25 = 291,228.46 : x
  2. Step 2: Convert to fraction form
    965,165.06/1,447,711.25 = 291,228.46/x
  3. Step 3: Cross multiply
    965,165.06x = 1,447,711.25 × 291,228.46
  4. Step 4: Simplify right side
    965,165.06x = 421,614,712,786.76
  5. Step 5: Solve for x
    x = 421,614,712,786.76/965,165.06
  6. Step 6: Final answer
    x = 436,831.72

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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.