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Finding the Fourth Proportional to 458,058.99, 632,123.01 and 254,113.95

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Solution

The fourth proportional to 458,058.99, 632,123.01 and 254,113.95 is: 350,678.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,058.99 : 632,123.01 = 254,113.95 : x
  2. Step 2: Convert to fraction form
    458,058.99/632,123.01 = 254,113.95/x
  3. Step 3: Cross multiply
    458,058.99x = 632,123.01 × 254,113.95
  4. Step 4: Simplify right side
    458,058.99x = 160,631,274,956.99
  5. Step 5: Solve for x
    x = 160,631,274,956.99/458,058.99
  6. Step 6: Final answer
    x = 350,678.14

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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.