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Finding the Fourth Proportional to 493,475.63, 740,284.12 and 151,948.01

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Solution

The fourth proportional to 493,475.63, 740,284.12 and 151,948.01 is: 227,943.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,475.63 : 740,284.12 = 151,948.01 : x
  2. Step 2: Convert to fraction form
    493,475.63/740,284.12 = 151,948.01/x
  3. Step 3: Cross multiply
    493,475.63x = 740,284.12 × 151,948.01
  4. Step 4: Simplify right side
    493,475.63x = 112,484,702,163.95
  5. Step 5: Solve for x
    x = 112,484,702,163.95/493,475.63
  6. Step 6: Final answer
    x = 227,943.78

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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.