Home / 459,462.98-633,966-268,439.47

Finding the Fourth Proportional to 459,462.98, 633,966 and 268,439.47

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Solution

The fourth proportional to 459,462.98, 633,966 and 268,439.47 is: 370,392.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,462.98 : 633,966 = 268,439.47 : x
  2. Step 2: Convert to fraction form
    459,462.98/633,966 = 268,439.47/x
  3. Step 3: Cross multiply
    459,462.98x = 633,966 × 268,439.47
  4. Step 4: Simplify right side
    459,462.98x = 170,181,497,038.02
  5. Step 5: Solve for x
    x = 170,181,497,038.02/459,462.98
  6. Step 6: Final answer
    x = 370,392.18

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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.