Home / 723,054.64-1,084,362.96-217,481.38

Finding the Fourth Proportional to 723,054.64, 1,084,362.96 and 217,481.38

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Solution

The fourth proportional to 723,054.64, 1,084,362.96 and 217,481.38 is: 326,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,054.64 : 1,084,362.96 = 217,481.38 : x
  2. Step 2: Convert to fraction form
    723,054.64/1,084,362.96 = 217,481.38/x
  3. Step 3: Cross multiply
    723,054.64x = 1,084,362.96 × 217,481.38
  4. Step 4: Simplify right side
    723,054.64x = 235,828,752,961.69
  5. Step 5: Solve for x
    x = 235,828,752,961.69/723,054.64
  6. Step 6: Final answer
    x = 326,156.20

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1.5x scale

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.