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Finding the Fourth Proportional to 458,589.35, 632,903.88 and 262,374.06

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Solution

The fourth proportional to 458,589.35, 632,903.88 and 262,374.06 is: 362,105.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,589.35 : 632,903.88 = 262,374.06 : x
  2. Step 2: Convert to fraction form
    458,589.35/632,903.88 = 262,374.06/x
  3. Step 3: Cross multiply
    458,589.35x = 632,903.88 × 262,374.06
  4. Step 4: Simplify right side
    458,589.35x = 166,057,560,344.53
  5. Step 5: Solve for x
    x = 166,057,560,344.53/458,589.35
  6. Step 6: Final answer
    x = 362,105.14

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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.