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Finding the Fourth Proportional to 356,270.96, 534,432.36 and 119,611.64

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Solution

The fourth proportional to 356,270.96, 534,432.36 and 119,611.64 is: 179,426.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,270.96 : 534,432.36 = 119,611.64 : x
  2. Step 2: Convert to fraction form
    356,270.96/534,432.36 = 119,611.64/x
  3. Step 3: Cross multiply
    356,270.96x = 534,432.36 × 119,611.64
  4. Step 4: Simplify right side
    356,270.96x = 63,924,331,048.67
  5. Step 5: Solve for x
    x = 63,924,331,048.67/356,270.96
  6. Step 6: Final answer
    x = 179,426.16

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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.