Home / 340,050.11-509,484.05-238,633.07

Finding the Fourth Proportional to 340,050.11, 509,484.05 and 238,633.07

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Solution

The fourth proportional to 340,050.11, 509,484.05 and 238,633.07 is: 357,534.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,050.11 : 509,484.05 = 238,633.07 : x
  2. Step 2: Convert to fraction form
    340,050.11/509,484.05 = 238,633.07/x
  3. Step 3: Cross multiply
    340,050.11x = 509,484.05 × 238,633.07
  4. Step 4: Simplify right side
    340,050.11x = 121,579,741,774.37
  5. Step 5: Solve for x
    x = 121,579,741,774.37/340,050.11
  6. Step 6: Final answer
    x = 357,534.78

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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.