Home / 415,848.22-623,533.56-162,832.47

Finding the Fourth Proportional to 415,848.22, 623,533.56 and 162,832.47

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Solution

The fourth proportional to 415,848.22, 623,533.56 and 162,832.47 is: 244,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,848.22 : 623,533.56 = 162,832.47 : x
  2. Step 2: Convert to fraction form
    415,848.22/623,533.56 = 162,832.47/x
  3. Step 3: Cross multiply
    415,848.22x = 623,533.56 × 162,832.47
  4. Step 4: Simplify right side
    415,848.22x = 101,531,509,702.69
  5. Step 5: Solve for x
    x = 101,531,509,702.69/415,848.22
  6. Step 6: Final answer
    x = 244,155.21

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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.