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Finding the Fourth Proportional to 459,460.98, 633,963.24 and 268,437.47

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Solution

The fourth proportional to 459,460.98, 633,963.24 and 268,437.47 is: 370,389.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,460.98 : 633,963.24 = 268,437.47 : x
  2. Step 2: Convert to fraction form
    459,460.98/633,963.24 = 268,437.47/x
  3. Step 3: Cross multiply
    459,460.98x = 633,963.24 × 268,437.47
  4. Step 4: Simplify right side
    459,460.98x = 170,179,485,048.79
  5. Step 5: Solve for x
    x = 170,179,485,048.79/459,460.98
  6. Step 6: Final answer
    x = 370,389.42

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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.