Home / 413,468.77-620,246.04-113,949.40

Finding the Fourth Proportional to 413,468.77, 620,246.04 and 113,949.40

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Solution

The fourth proportional to 413,468.77, 620,246.04 and 113,949.40 is: 170,935.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,468.77 : 620,246.04 = 113,949.40 : x
  2. Step 2: Convert to fraction form
    413,468.77/620,246.04 = 113,949.40/x
  3. Step 3: Cross multiply
    413,468.77x = 620,246.04 × 113,949.40
  4. Step 4: Simplify right side
    413,468.77x = 70,676,664,110.38
  5. Step 5: Solve for x
    x = 70,676,664,110.38/413,468.77
  6. Step 6: Final answer
    x = 170,935.92

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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.