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Finding the Fourth Proportional to 577,158.40, 796,723.84 and 350,876.16

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Solution

The fourth proportional to 577,158.40, 796,723.84 and 350,876.16 is: 484,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,158.40 : 796,723.84 = 350,876.16 : x
  2. Step 2: Convert to fraction form
    577,158.40/796,723.84 = 350,876.16/x
  3. Step 3: Cross multiply
    577,158.40x = 796,723.84 × 350,876.16
  4. Step 4: Simplify right side
    577,158.40x = 279,551,401,559.65
  5. Step 5: Solve for x
    x = 279,551,401,559.65/577,158.40
  6. Step 6: Final answer
    x = 484,358.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.