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Finding the Fourth Proportional to 562,282.90, 843,424.35 and 508,045.30

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Solution

The fourth proportional to 562,282.90, 843,424.35 and 508,045.30 is: 762,067.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,282.90 : 843,424.35 = 508,045.30 : x
  2. Step 2: Convert to fraction form
    562,282.90/843,424.35 = 508,045.30/x
  3. Step 3: Cross multiply
    562,282.90x = 843,424.35 × 508,045.30
  4. Step 4: Simplify right side
    562,282.90x = 428,497,776,923.06
  5. Step 5: Solve for x
    x = 428,497,776,923.06/562,282.90
  6. Step 6: Final answer
    x = 762,067.95

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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.