Home / 638,053.84-957,246.90-238,725.82

Finding the Fourth Proportional to 638,053.84, 957,246.90 and 238,725.82

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Solution

The fourth proportional to 638,053.84, 957,246.90 and 238,725.82 is: 358,150.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,053.84 : 957,246.90 = 238,725.82 : x
  2. Step 2: Convert to fraction form
    638,053.84/957,246.90 = 238,725.82/x
  3. Step 3: Cross multiply
    638,053.84x = 957,246.90 × 238,725.82
  4. Step 4: Simplify right side
    638,053.84x = 228,519,551,144.96
  5. Step 5: Solve for x
    x = 228,519,551,144.96/638,053.84
  6. Step 6: Final answer
    x = 358,150.89

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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.