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Finding the Fourth Proportional to 599,411.25, 899,395.92 and 262,407.51

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Solution

The fourth proportional to 599,411.25, 899,395.92 and 262,407.51 is: 393,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,411.25 : 899,395.92 = 262,407.51 : x
  2. Step 2: Convert to fraction form
    599,411.25/899,395.92 = 262,407.51/x
  3. Step 3: Cross multiply
    599,411.25x = 899,395.92 × 262,407.51
  4. Step 4: Simplify right side
    599,411.25x = 236,008,243,871.36
  5. Step 5: Solve for x
    x = 236,008,243,871.36/599,411.25
  6. Step 6: Final answer
    x = 393,733.42

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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.