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Finding the Fourth Proportional to 489,526.97, 734,111.04 and 169,596.21

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Solution

The fourth proportional to 489,526.97, 734,111.04 and 169,596.21 is: 254,332.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,526.97 : 734,111.04 = 169,596.21 : x
  2. Step 2: Convert to fraction form
    489,526.97/734,111.04 = 169,596.21/x
  3. Step 3: Cross multiply
    489,526.97x = 734,111.04 × 169,596.21
  4. Step 4: Simplify right side
    489,526.97x = 124,502,450,103.16
  5. Step 5: Solve for x
    x = 124,502,450,103.16/489,526.97
  6. Step 6: Final answer
    x = 254,332.16

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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.