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Finding the Fourth Proportional to 460,966, 636,133.08 and 248,998

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Solution

The fourth proportional to 460,966, 636,133.08 and 248,998 is: 343,617.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,966 : 636,133.08 = 248,998 : x
  2. Step 2: Convert to fraction form
    460,966/636,133.08 = 248,998/x
  3. Step 3: Cross multiply
    460,966x = 636,133.08 × 248,998
  4. Step 4: Simplify right side
    460,966x = 158,395,864,653.84
  5. Step 5: Solve for x
    x = 158,395,864,653.84/460,966
  6. Step 6: Final answer
    x = 343,617.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.