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Finding the Fourth Proportional to 577,981.16, 797,612.84 and 323,332.34

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Solution

The fourth proportional to 577,981.16, 797,612.84 and 323,332.34 is: 446,197.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,981.16 : 797,612.84 = 323,332.34 : x
  2. Step 2: Convert to fraction form
    577,981.16/797,612.84 = 323,332.34/x
  3. Step 3: Cross multiply
    577,981.16x = 797,612.84 × 323,332.34
  4. Step 4: Simplify right side
    577,981.16x = 257,894,020,366.52
  5. Step 5: Solve for x
    x = 257,894,020,366.52/577,981.16
  6. Step 6: Final answer
    x = 446,197.97

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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.