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Finding the Fourth Proportional to 356,640.64, 534,833.43 and 167,068.60

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Solution

The fourth proportional to 356,640.64, 534,833.43 and 167,068.60 is: 250,543.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,640.64 : 534,833.43 = 167,068.60 : x
  2. Step 2: Convert to fraction form
    356,640.64/534,833.43 = 167,068.60/x
  3. Step 3: Cross multiply
    356,640.64x = 534,833.43 × 167,068.60
  4. Step 4: Simplify right side
    356,640.64x = 89,353,872,383.30
  5. Step 5: Solve for x
    x = 89,353,872,383.30/356,640.64
  6. Step 6: Final answer
    x = 250,543.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.