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Finding the Fourth Proportional to 330,999.58, 496,417.38 and 94,344.31

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Solution

The fourth proportional to 330,999.58, 496,417.38 and 94,344.31 is: 141,493.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,999.58 : 496,417.38 = 94,344.31 : x
  2. Step 2: Convert to fraction form
    330,999.58/496,417.38 = 94,344.31/x
  3. Step 3: Cross multiply
    330,999.58x = 496,417.38 × 94,344.31
  4. Step 4: Simplify right side
    330,999.58x = 46,834,155,188.11
  5. Step 5: Solve for x
    x = 46,834,155,188.11/330,999.58
  6. Step 6: Final answer
    x = 141,493.10

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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.