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Finding the Fourth Proportional to 471,888.28, 707,924.94 and 187,525.83

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Solution

The fourth proportional to 471,888.28, 707,924.94 and 187,525.83 is: 281,325.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,888.28 : 707,924.94 = 187,525.83 : x
  2. Step 2: Convert to fraction form
    471,888.28/707,924.94 = 187,525.83/x
  3. Step 3: Cross multiply
    471,888.28x = 707,924.94 × 187,525.83
  4. Step 4: Simplify right side
    471,888.28x = 132,754,208,457.00
  5. Step 5: Solve for x
    x = 132,754,208,457.00/471,888.28
  6. Step 6: Final answer
    x = 281,325.50

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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.