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Finding the Fourth Proportional to 283,598.32, 425,364.54 and 73,219.72

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Solution

The fourth proportional to 283,598.32, 425,364.54 and 73,219.72 is: 109,821.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,598.32 : 425,364.54 = 73,219.72 : x
  2. Step 2: Convert to fraction form
    283,598.32/425,364.54 = 73,219.72/x
  3. Step 3: Cross multiply
    283,598.32x = 425,364.54 × 73,219.72
  4. Step 4: Simplify right side
    283,598.32x = 31,145,072,516.73
  5. Step 5: Solve for x
    x = 31,145,072,516.73/283,598.32
  6. Step 6: Final answer
    x = 109,821.08

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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.