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Finding the Fourth Proportional to 606,980.64, 910,588.20 and 232,974.48

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Solution

The fourth proportional to 606,980.64, 910,588.20 and 232,974.48 is: 349,506.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,980.64 : 910,588.20 = 232,974.48 : x
  2. Step 2: Convert to fraction form
    606,980.64/910,588.20 = 232,974.48/x
  3. Step 3: Cross multiply
    606,980.64x = 910,588.20 × 232,974.48
  4. Step 4: Simplify right side
    606,980.64x = 212,143,812,389.14
  5. Step 5: Solve for x
    x = 212,143,812,389.14/606,980.64
  6. Step 6: Final answer
    x = 349,506.72

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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.