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Finding the Fourth Proportional to 1,058.11, 1,460.16 and 610.01

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Solution

The fourth proportional to 1,058.11, 1,460.16 and 610.01 is: 841.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058.11 : 1,460.16 = 610.01 : x
  2. Step 2: Convert to fraction form
    1,058.11/1,460.16 = 610.01/x
  3. Step 3: Cross multiply
    1,058.11x = 1,460.16 × 610.01
  4. Step 4: Simplify right side
    1,058.11x = 890,708.84
  5. Step 5: Solve for x
    x = 890,708.84/1,058.11
  6. Step 6: Final answer
    x = 841.79

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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.