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Finding the Fourth Proportional to 562,966.44, 776,893.42 and 304,843.34

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Solution

The fourth proportional to 562,966.44, 776,893.42 and 304,843.34 is: 420,683.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,966.44 : 776,893.42 = 304,843.34 : x
  2. Step 2: Convert to fraction form
    562,966.44/776,893.42 = 304,843.34/x
  3. Step 3: Cross multiply
    562,966.44x = 776,893.42 × 304,843.34
  4. Step 4: Simplify right side
    562,966.44x = 236,830,784,976.82
  5. Step 5: Solve for x
    x = 236,830,784,976.82/562,966.44
  6. Step 6: Final answer
    x = 420,683.66

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Double scale
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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.