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Finding the Fourth Proportional to 562,843.67, 776,725.56 and 304,723.35

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Solution

The fourth proportional to 562,843.67, 776,725.56 and 304,723.35 is: 420,518.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,843.67 : 776,725.56 = 304,723.35 : x
  2. Step 2: Convert to fraction form
    562,843.67/776,725.56 = 304,723.35/x
  3. Step 3: Cross multiply
    562,843.67x = 776,725.56 × 304,723.35
  4. Step 4: Simplify right side
    562,843.67x = 236,686,414,673.83
  5. Step 5: Solve for x
    x = 236,686,414,673.83/562,843.67
  6. Step 6: Final answer
    x = 420,518.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.