Home / 298,236.23-411,567.77-162,271.13

Finding the Fourth Proportional to 298,236.23, 411,567.77 and 162,271.13

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Solution

The fourth proportional to 298,236.23, 411,567.77 and 162,271.13 is: 223,935.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,236.23 : 411,567.77 = 162,271.13 : x
  2. Step 2: Convert to fraction form
    298,236.23/411,567.77 = 162,271.13/x
  3. Step 3: Cross multiply
    298,236.23x = 411,567.77 × 162,271.13
  4. Step 4: Simplify right side
    298,236.23x = 66,785,566,859.61
  5. Step 5: Solve for x
    x = 66,785,566,859.61/298,236.23
  6. Step 6: Final answer
    x = 223,935.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.