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Finding the Fourth Proportional to 501,271.91, 751,607.54 and 159,567.70

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Solution

The fourth proportional to 501,271.91, 751,607.54 and 159,567.70 is: 239,255.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,271.91 : 751,607.54 = 159,567.70 : x
  2. Step 2: Convert to fraction form
    501,271.91/751,607.54 = 159,567.70/x
  3. Step 3: Cross multiply
    501,271.91x = 751,607.54 × 159,567.70
  4. Step 4: Simplify right side
    501,271.91x = 119,932,286,460.46
  5. Step 5: Solve for x
    x = 119,932,286,460.46/501,271.91
  6. Step 6: Final answer
    x = 239,255.95

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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.