Home / 668,005.62-1,001,999.90-162,567.47

Finding the Fourth Proportional to 668,005.62, 1,001,999.90 and 162,567.47

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Solution

The fourth proportional to 668,005.62, 1,001,999.90 and 162,567.47 is: 243,849.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,005.62 : 1,001,999.90 = 162,567.47 : x
  2. Step 2: Convert to fraction form
    668,005.62/1,001,999.90 = 162,567.47/x
  3. Step 3: Cross multiply
    668,005.62x = 1,001,999.90 × 162,567.47
  4. Step 4: Simplify right side
    668,005.62x = 162,892,582,860.42
  5. Step 5: Solve for x
    x = 162,892,582,860.42/668,005.62
  6. Step 6: Final answer
    x = 243,849.12

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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.