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Finding the Fourth Proportional to 557,656.73, 836,483.42 and 158,297.84

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Solution

The fourth proportional to 557,656.73, 836,483.42 and 158,297.84 is: 237,446.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,656.73 : 836,483.42 = 158,297.84 : x
  2. Step 2: Convert to fraction form
    557,656.73/836,483.42 = 158,297.84/x
  3. Step 3: Cross multiply
    557,656.73x = 836,483.42 × 158,297.84
  4. Step 4: Simplify right side
    557,656.73x = 132,413,518,581.81
  5. Step 5: Solve for x
    x = 132,413,518,581.81/557,656.73
  6. Step 6: Final answer
    x = 237,446.28

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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.