Home / 867,315.40-1,301,097.03-268,327.69

Finding the Fourth Proportional to 867,315.40, 1,301,097.03 and 268,327.69

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Solution

The fourth proportional to 867,315.40, 1,301,097.03 and 268,327.69 is: 402,529.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,315.40 : 1,301,097.03 = 268,327.69 : x
  2. Step 2: Convert to fraction form
    867,315.40/1,301,097.03 = 268,327.69/x
  3. Step 3: Cross multiply
    867,315.40x = 1,301,097.03 × 268,327.69
  4. Step 4: Simplify right side
    867,315.40x = 349,120,360,525.76
  5. Step 5: Solve for x
    x = 349,120,360,525.76/867,315.40
  6. Step 6: Final answer
    x = 402,529.88

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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.