Home / 410,029.82-615,088.47-173,396.42

Finding the Fourth Proportional to 410,029.82, 615,088.47 and 173,396.42

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Solution

The fourth proportional to 410,029.82, 615,088.47 and 173,396.42 is: 260,113.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,029.82 : 615,088.47 = 173,396.42 : x
  2. Step 2: Convert to fraction form
    410,029.82/615,088.47 = 173,396.42/x
  3. Step 3: Cross multiply
    410,029.82x = 615,088.47 × 173,396.42
  4. Step 4: Simplify right side
    410,029.82x = 106,654,138,681.28
  5. Step 5: Solve for x
    x = 106,654,138,681.28/410,029.82
  6. Step 6: Final answer
    x = 260,113.13

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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.