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Finding the Fourth Proportional to 609,510.51, 914,326.16 and 225,360.11

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Solution

The fourth proportional to 609,510.51, 914,326.16 and 225,360.11 is: 338,062.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,510.51 : 914,326.16 = 225,360.11 : x
  2. Step 2: Convert to fraction form
    609,510.51/914,326.16 = 225,360.11/x
  3. Step 3: Cross multiply
    609,510.51x = 914,326.16 × 225,360.11
  4. Step 4: Simplify right side
    609,510.51x = 206,052,643,993.48
  5. Step 5: Solve for x
    x = 206,052,643,993.48/609,510.51
  6. Step 6: Final answer
    x = 338,062.50

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Double scale
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Similar ratio
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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.