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Finding the Fourth Proportional to 584,058.15, 806,172.63 and 342,393.03

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Solution

The fourth proportional to 584,058.15, 806,172.63 and 342,393.03 is: 472,603.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,058.15 : 806,172.63 = 342,393.03 : x
  2. Step 2: Convert to fraction form
    584,058.15/806,172.63 = 342,393.03/x
  3. Step 3: Cross multiply
    584,058.15x = 806,172.63 × 342,393.03
  4. Step 4: Simplify right side
    584,058.15x = 276,027,889,488.77
  5. Step 5: Solve for x
    x = 276,027,889,488.77/584,058.15
  6. Step 6: Final answer
    x = 472,603.44

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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.