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Finding the Fourth Proportional to 584,545.82, 806,376.06 and 355,042.04

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Solution

The fourth proportional to 584,545.82, 806,376.06 and 355,042.04 is: 489,777.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,545.82 : 806,376.06 = 355,042.04 : x
  2. Step 2: Convert to fraction form
    584,545.82/806,376.06 = 355,042.04/x
  3. Step 3: Cross multiply
    584,545.82x = 806,376.06 × 355,042.04
  4. Step 4: Simplify right side
    584,545.82x = 286,297,397,317.68
  5. Step 5: Solve for x
    x = 286,297,397,317.68/584,545.82
  6. Step 6: Final answer
    x = 489,777.52

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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.