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Finding the Fourth Proportional to 340,570.41, 510,850.11 and 116,087.13

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Solution

The fourth proportional to 340,570.41, 510,850.11 and 116,087.13 is: 174,128.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,570.41 : 510,850.11 = 116,087.13 : x
  2. Step 2: Convert to fraction form
    340,570.41/510,850.11 = 116,087.13/x
  3. Step 3: Cross multiply
    340,570.41x = 510,850.11 × 116,087.13
  4. Step 4: Simplify right side
    340,570.41x = 59,303,123,130.08
  5. Step 5: Solve for x
    x = 59,303,123,130.08/340,570.41
  6. Step 6: Final answer
    x = 174,128.82

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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.