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Finding the Fourth Proportional to 556,056.34, 834,149.31 and 201,237.46

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Solution

The fourth proportional to 556,056.34, 834,149.31 and 201,237.46 is: 301,879.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,056.34 : 834,149.31 = 201,237.46 : x
  2. Step 2: Convert to fraction form
    556,056.34/834,149.31 = 201,237.46/x
  3. Step 3: Cross multiply
    556,056.34x = 834,149.31 × 201,237.46
  4. Step 4: Simplify right side
    556,056.34x = 167,862,083,228.22
  5. Step 5: Solve for x
    x = 167,862,083,228.22/556,056.34
  6. Step 6: Final answer
    x = 301,879.63

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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.