Home / 489,223.98-734,067.89-236,362.74

Finding the Fourth Proportional to 489,223.98, 734,067.89 and 236,362.74

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Solution

The fourth proportional to 489,223.98, 734,067.89 and 236,362.74 is: 354,656.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,223.98 : 734,067.89 = 236,362.74 : x
  2. Step 2: Convert to fraction form
    489,223.98/734,067.89 = 236,362.74/x
  3. Step 3: Cross multiply
    489,223.98x = 734,067.89 × 236,362.74
  4. Step 4: Simplify right side
    489,223.98x = 173,506,296,644.61
  5. Step 5: Solve for x
    x = 173,506,296,644.61/489,223.98
  6. Step 6: Final answer
    x = 354,656.16

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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.