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Finding the Fourth Proportional to 524,735.27, 787,127.51 and 169,777.07

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Solution

The fourth proportional to 524,735.27, 787,127.51 and 169,777.07 is: 254,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,735.27 : 787,127.51 = 169,777.07 : x
  2. Step 2: Convert to fraction form
    524,735.27/787,127.51 = 169,777.07/x
  3. Step 3: Cross multiply
    524,735.27x = 787,127.51 × 169,777.07
  4. Step 4: Simplify right side
    524,735.27x = 133,636,202,364.20
  5. Step 5: Solve for x
    x = 133,636,202,364.20/524,735.27
  6. Step 6: Final answer
    x = 254,673.57

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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.