Home / 399,024.08-598,185.66-162,565.64

Finding the Fourth Proportional to 399,024.08, 598,185.66 and 162,565.64

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Solution

The fourth proportional to 399,024.08, 598,185.66 and 162,565.64 is: 243,705.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,024.08 : 598,185.66 = 162,565.64 : x
  2. Step 2: Convert to fraction form
    399,024.08/598,185.66 = 162,565.64/x
  3. Step 3: Cross multiply
    399,024.08x = 598,185.66 × 162,565.64
  4. Step 4: Simplify right side
    399,024.08x = 97,244,434,656.72
  5. Step 5: Solve for x
    x = 97,244,434,656.72/399,024.08
  6. Step 6: Final answer
    x = 243,705.68

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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.