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Finding the Fourth Proportional to 458,625.96, 632,962.08 and 277,339.16

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Solution

The fourth proportional to 458,625.96, 632,962.08 and 277,339.16 is: 382,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,625.96 : 632,962.08 = 277,339.16 : x
  2. Step 2: Convert to fraction form
    458,625.96/632,962.08 = 277,339.16/x
  3. Step 3: Cross multiply
    458,625.96x = 632,962.08 × 277,339.16
  4. Step 4: Simplify right side
    458,625.96x = 175,545,171,579.05
  5. Step 5: Solve for x
    x = 175,545,171,579.05/458,625.96
  6. Step 6: Final answer
    x = 382,763.27

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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.