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Finding the Fourth Proportional to 571,732, 857,598 and 239,308

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Solution

The fourth proportional to 571,732, 857,598 and 239,308 is: 358,962

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,732 : 857,598 = 239,308 : x
  2. Step 2: Convert to fraction form
    571,732/857,598 = 239,308/x
  3. Step 3: Cross multiply
    571,732x = 857,598 × 239,308
  4. Step 4: Simplify right side
    571,732x = 205,230,062,184
  5. Step 5: Solve for x
    x = 205,230,062,184/571,732
  6. Step 6: Final answer
    x = 358,962

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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.