Home / 1,108,162.18-1,662,243.63-266,713.93

Finding the Fourth Proportional to 1,108,162.18, 1,662,243.63 and 266,713.93

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Solution

The fourth proportional to 1,108,162.18, 1,662,243.63 and 266,713.93 is: 400,070.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,162.18 : 1,662,243.63 = 266,713.93 : x
  2. Step 2: Convert to fraction form
    1,108,162.18/1,662,243.63 = 266,713.93/x
  3. Step 3: Cross multiply
    1,108,162.18x = 1,662,243.63 × 266,713.93
  4. Step 4: Simplify right side
    1,108,162.18x = 443,343,531,174.77
  5. Step 5: Solve for x
    x = 443,343,531,174.77/1,108,162.18
  6. Step 6: Final answer
    x = 400,070.98

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Double scale
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Similar ratio
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1.5x scale

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.