Home / 719,818.12-1,079,616.46-240,054.36

Finding the Fourth Proportional to 719,818.12, 1,079,616.46 and 240,054.36

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Solution

The fourth proportional to 719,818.12, 1,079,616.46 and 240,054.36 is: 360,044.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,818.12 : 1,079,616.46 = 240,054.36 : x
  2. Step 2: Convert to fraction form
    719,818.12/1,079,616.46 = 240,054.36/x
  3. Step 3: Cross multiply
    719,818.12x = 1,079,616.46 × 240,054.36
  4. Step 4: Simplify right side
    719,818.12x = 259,166,638,350.77
  5. Step 5: Solve for x
    x = 259,166,638,350.77/719,818.12
  6. Step 6: Final answer
    x = 360,044.62

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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.