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Finding the Fourth Proportional to 294,832.40, 442,248.60 and 73,216.40

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Solution

The fourth proportional to 294,832.40, 442,248.60 and 73,216.40 is: 109,824.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,832.40 : 442,248.60 = 73,216.40 : x
  2. Step 2: Convert to fraction form
    294,832.40/442,248.60 = 73,216.40/x
  3. Step 3: Cross multiply
    294,832.40x = 442,248.60 × 73,216.40
  4. Step 4: Simplify right side
    294,832.40x = 32,379,850,397.04
  5. Step 5: Solve for x
    x = 32,379,850,397.04/294,832.40
  6. Step 6: Final answer
    x = 109,824.60

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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.