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Finding the Fourth Proportional to 482,444.44, 665,337.54 and 301,173.12

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Solution

The fourth proportional to 482,444.44, 665,337.54 and 301,173.12 is: 415,346.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,444.44 : 665,337.54 = 301,173.12 : x
  2. Step 2: Convert to fraction form
    482,444.44/665,337.54 = 301,173.12/x
  3. Step 3: Cross multiply
    482,444.44x = 665,337.54 × 301,173.12
  4. Step 4: Simplify right side
    482,444.44x = 200,381,783,904.32
  5. Step 5: Solve for x
    x = 200,381,783,904.32/482,444.44
  6. Step 6: Final answer
    x = 415,346.86

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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.