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Finding the Fourth Proportional to 277,435.85, 382,820.42 and 168,483.53

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Solution

The fourth proportional to 277,435.85, 382,820.42 and 168,483.53 is: 232,482.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,435.85 : 382,820.42 = 168,483.53 : x
  2. Step 2: Convert to fraction form
    277,435.85/382,820.42 = 168,483.53/x
  3. Step 3: Cross multiply
    277,435.85x = 382,820.42 × 168,483.53
  4. Step 4: Simplify right side
    277,435.85x = 64,498,932,961.16
  5. Step 5: Solve for x
    x = 64,498,932,961.16/277,435.85
  6. Step 6: Final answer
    x = 232,482.33

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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.