Home / 459,530.97-634,058.85-268,507.45

Finding the Fourth Proportional to 459,530.97, 634,058.85 and 268,507.45

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Solution

The fourth proportional to 459,530.97, 634,058.85 and 268,507.45 is: 370,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,530.97 : 634,058.85 = 268,507.45 : x
  2. Step 2: Convert to fraction form
    459,530.97/634,058.85 = 268,507.45/x
  3. Step 3: Cross multiply
    459,530.97x = 634,058.85 × 268,507.45
  4. Step 4: Simplify right side
    459,530.97x = 170,249,524,963.43
  5. Step 5: Solve for x
    x = 170,249,524,963.43/459,530.97
  6. Step 6: Final answer
    x = 370,485.42

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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.