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Finding the Fourth Proportional to 258,443.01, 356,599.08 and 150,992.29

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Solution

The fourth proportional to 258,443.01, 356,599.08 and 150,992.29 is: 208,338.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,443.01 : 356,599.08 = 150,992.29 : x
  2. Step 2: Convert to fraction form
    258,443.01/356,599.08 = 150,992.29/x
  3. Step 3: Cross multiply
    258,443.01x = 356,599.08 × 150,992.29
  4. Step 4: Simplify right side
    258,443.01x = 53,843,710,946.13
  5. Step 5: Solve for x
    x = 53,843,710,946.13/258,443.01
  6. Step 6: Final answer
    x = 208,338.82

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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.