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Finding the Fourth Proportional to 592,197.91, 817,235.58 and 320,265.81

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Solution

The fourth proportional to 592,197.91, 817,235.58 and 320,265.81 is: 441,968.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,197.91 : 817,235.58 = 320,265.81 : x
  2. Step 2: Convert to fraction form
    592,197.91/817,235.58 = 320,265.81/x
  3. Step 3: Cross multiply
    592,197.91x = 817,235.58 × 320,265.81
  4. Step 4: Simplify right side
    592,197.91x = 261,732,614,989.52
  5. Step 5: Solve for x
    x = 261,732,614,989.52/592,197.91
  6. Step 6: Final answer
    x = 441,968.15

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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.