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Finding the Fourth Proportional to 592,258, 817,335.54 and 323,986

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Solution

The fourth proportional to 592,258, 817,335.54 and 323,986 is: 447,111.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,258 : 817,335.54 = 323,986 : x
  2. Step 2: Convert to fraction form
    592,258/817,335.54 = 323,986/x
  3. Step 3: Cross multiply
    592,258x = 817,335.54 × 323,986
  4. Step 4: Simplify right side
    592,258x = 264,805,272,262.44
  5. Step 5: Solve for x
    x = 264,805,272,262.44/592,258
  6. Step 6: Final answer
    x = 447,111.35

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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.