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Finding the Fourth Proportional to 600,431.13, 900,755.82 and 284,885.10

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Solution

The fourth proportional to 600,431.13, 900,755.82 and 284,885.10 is: 427,379.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,431.13 : 900,755.82 = 284,885.10 : x
  2. Step 2: Convert to fraction form
    600,431.13/900,755.82 = 284,885.10/x
  3. Step 3: Cross multiply
    600,431.13x = 900,755.82 × 284,885.10
  4. Step 4: Simplify right side
    600,431.13x = 256,611,911,856.28
  5. Step 5: Solve for x
    x = 256,611,911,856.28/600,431.13
  6. Step 6: Final answer
    x = 427,379.43

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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.