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Finding the Fourth Proportional to 582,683.78, 804,118.66 and 328,044.08

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Solution

The fourth proportional to 582,683.78, 804,118.66 and 328,044.08 is: 452,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,683.78 : 804,118.66 = 328,044.08 : x
  2. Step 2: Convert to fraction form
    582,683.78/804,118.66 = 328,044.08/x
  3. Step 3: Cross multiply
    582,683.78x = 804,118.66 × 328,044.08
  4. Step 4: Simplify right side
    582,683.78x = 263,786,366,030.53
  5. Step 5: Solve for x
    x = 263,786,366,030.53/582,683.78
  6. Step 6: Final answer
    x = 452,709.30

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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.