Home / 615,327.09-923,088.23-260,343.75

Finding the Fourth Proportional to 615,327.09, 923,088.23 and 260,343.75

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Solution

The fourth proportional to 615,327.09, 923,088.23 and 260,343.75 is: 390,556.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,327.09 : 923,088.23 = 260,343.75 : x
  2. Step 2: Convert to fraction form
    615,327.09/923,088.23 = 260,343.75/x
  3. Step 3: Cross multiply
    615,327.09x = 923,088.23 × 260,343.75
  4. Step 4: Simplify right side
    615,327.09x = 240,320,250,077.34
  5. Step 5: Solve for x
    x = 240,320,250,077.34/615,327.09
  6. Step 6: Final answer
    x = 390,556.92

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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.