Home / 468,286.52-646,235.35-253,426.62

Finding the Fourth Proportional to 468,286.52, 646,235.35 and 253,426.62

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Solution

The fourth proportional to 468,286.52, 646,235.35 and 253,426.62 is: 349,728.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,286.52 : 646,235.35 = 253,426.62 : x
  2. Step 2: Convert to fraction form
    468,286.52/646,235.35 = 253,426.62/x
  3. Step 3: Cross multiply
    468,286.52x = 646,235.35 × 253,426.62
  4. Step 4: Simplify right side
    468,286.52x = 163,773,242,264.83
  5. Step 5: Solve for x
    x = 163,773,242,264.83/468,286.52
  6. Step 6: Final answer
    x = 349,728.72

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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.