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Finding the Fourth Proportional to 458,203.62, 632,324.44 and 254,255.34

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Solution

The fourth proportional to 458,203.62, 632,324.44 and 254,255.34 is: 350,874.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,203.62 : 632,324.44 = 254,255.34 : x
  2. Step 2: Convert to fraction form
    458,203.62/632,324.44 = 254,255.34/x
  3. Step 3: Cross multiply
    458,203.62x = 632,324.44 × 254,255.34
  4. Step 4: Simplify right side
    458,203.62x = 160,771,865,482.51
  5. Step 5: Solve for x
    x = 160,771,865,482.51/458,203.62
  6. Step 6: Final answer
    x = 350,874.28

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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.