Home / 497,932.32-746,940.60-217,646.40

Finding the Fourth Proportional to 497,932.32, 746,940.60 and 217,646.40

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Solution

The fourth proportional to 497,932.32, 746,940.60 and 217,646.40 is: 326,488.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,932.32 : 746,940.60 = 217,646.40 : x
  2. Step 2: Convert to fraction form
    497,932.32/746,940.60 = 217,646.40/x
  3. Step 3: Cross multiply
    497,932.32x = 746,940.60 × 217,646.40
  4. Step 4: Simplify right side
    497,932.32x = 162,568,932,603.84
  5. Step 5: Solve for x
    x = 162,568,932,603.84/497,932.32
  6. Step 6: Final answer
    x = 326,488.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.