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Finding the Fourth Proportional to 584,031.88, 805,963.86 and 329,382.52

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Solution

The fourth proportional to 584,031.88, 805,963.86 and 329,382.52 is: 454,547.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,031.88 : 805,963.86 = 329,382.52 : x
  2. Step 2: Convert to fraction form
    584,031.88/805,963.86 = 329,382.52/x
  3. Step 3: Cross multiply
    584,031.88x = 805,963.86 × 329,382.52
  4. Step 4: Simplify right side
    584,031.88x = 265,470,407,235.73
  5. Step 5: Solve for x
    x = 265,470,407,235.73/584,031.88
  6. Step 6: Final answer
    x = 454,547.80

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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.