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Finding the Fourth Proportional to 489,802.96, 734,517.61 and 233,590.27

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Solution

The fourth proportional to 489,802.96, 734,517.61 and 233,590.27 is: 350,296.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,802.96 : 734,517.61 = 233,590.27 : x
  2. Step 2: Convert to fraction form
    489,802.96/734,517.61 = 233,590.27/x
  3. Step 3: Cross multiply
    489,802.96x = 734,517.61 × 233,590.27
  4. Step 4: Simplify right side
    489,802.96x = 171,576,166,839.66
  5. Step 5: Solve for x
    x = 171,576,166,839.66/489,802.96
  6. Step 6: Final answer
    x = 350,296.30

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1.5x scale

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.