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Finding the Fourth Proportional to 577,146, 796,548.96 and 350,747.76

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Solution

The fourth proportional to 577,146, 796,548.96 and 350,747.76 is: 484,085.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,146 : 796,548.96 = 350,747.76 : x
  2. Step 2: Convert to fraction form
    577,146/796,548.96 = 350,747.76/x
  3. Step 3: Cross multiply
    577,146x = 796,548.96 × 350,747.76
  4. Step 4: Simplify right side
    577,146x = 279,387,763,450.33
  5. Step 5: Solve for x
    x = 279,387,763,450.33/577,146
  6. Step 6: Final answer
    x = 484,085.07

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1.5x scale

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.