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Finding the Fourth Proportional to 434,366.51, 650,982.31 and 242,233.26

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Solution

The fourth proportional to 434,366.51, 650,982.31 and 242,233.26 is: 363,033.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,366.51 : 650,982.31 = 242,233.26 : x
  2. Step 2: Convert to fraction form
    434,366.51/650,982.31 = 242,233.26/x
  3. Step 3: Cross multiply
    434,366.51x = 650,982.31 × 242,233.26
  4. Step 4: Simplify right side
    434,366.51x = 157,689,567,768.64
  5. Step 5: Solve for x
    x = 157,689,567,768.64/434,366.51
  6. Step 6: Final answer
    x = 363,033.44

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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.