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Finding the Fourth Proportional to 719,805.12, 1,079,597 and 240,041.32

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Solution

The fourth proportional to 719,805.12, 1,079,597 and 240,041.32 is: 360,025.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,805.12 : 1,079,597 = 240,041.32 : x
  2. Step 2: Convert to fraction form
    719,805.12/1,079,597 = 240,041.32/x
  3. Step 3: Cross multiply
    719,805.12x = 1,079,597 × 240,041.32
  4. Step 4: Simplify right side
    719,805.12x = 259,147,888,948.04
  5. Step 5: Solve for x
    x = 259,147,888,948.04/719,805.12
  6. Step 6: Final answer
    x = 360,025.07

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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.