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Finding the Fourth Proportional to 401,066.04, 601,568.99 and 116,758.77

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Solution

The fourth proportional to 401,066.04, 601,568.99 and 116,758.77 is: 175,129.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,066.04 : 601,568.99 = 116,758.77 : x
  2. Step 2: Convert to fraction form
    401,066.04/601,568.99 = 116,758.77/x
  3. Step 3: Cross multiply
    401,066.04x = 601,568.99 × 116,758.77
  4. Step 4: Simplify right side
    401,066.04x = 70,238,457,452.48
  5. Step 5: Solve for x
    x = 70,238,457,452.48/401,066.04
  6. Step 6: Final answer
    x = 175,129.41

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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.