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Finding the Fourth Proportional to 599,678.03, 899,672.84 and 178,953.91

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Solution

The fourth proportional to 599,678.03, 899,672.84 and 178,953.91 is: 268,477.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,678.03 : 899,672.84 = 178,953.91 : x
  2. Step 2: Convert to fraction form
    599,678.03/899,672.84 = 178,953.91/x
  3. Step 3: Cross multiply
    599,678.03x = 899,672.84 × 178,953.91
  4. Step 4: Simplify right side
    599,678.03x = 160,999,969,965.93
  5. Step 5: Solve for x
    x = 160,999,969,965.93/599,678.03
  6. Step 6: Final answer
    x = 268,477.35

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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.