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Finding the Fourth Proportional to 458,408.34, 632,529.48 and 264,785.25

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Solution

The fourth proportional to 458,408.34, 632,529.48 and 264,785.25 is: 365,360.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,408.34 : 632,529.48 = 264,785.25 : x
  2. Step 2: Convert to fraction form
    458,408.34/632,529.48 = 264,785.25/x
  3. Step 3: Cross multiply
    458,408.34x = 632,529.48 × 264,785.25
  4. Step 4: Simplify right side
    458,408.34x = 167,484,476,494.17
  5. Step 5: Solve for x
    x = 167,484,476,494.17/458,408.34
  6. Step 6: Final answer
    x = 365,360.88

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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.