Home / 1,108,025-1,662,037.49-266,576.74

Finding the Fourth Proportional to 1,108,025, 1,662,037.49 and 266,576.74

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Solution

The fourth proportional to 1,108,025, 1,662,037.49 and 266,576.74 is: 399,865.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,025 : 1,662,037.49 = 266,576.74 : x
  2. Step 2: Convert to fraction form
    1,108,025/1,662,037.49 = 266,576.74/x
  3. Step 3: Cross multiply
    1,108,025x = 1,662,037.49 × 266,576.74
  4. Step 4: Simplify right side
    1,108,025x = 443,060,535,841.98
  5. Step 5: Solve for x
    x = 443,060,535,841.98/1,108,025
  6. Step 6: Final answer
    x = 399,865.11

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Double scale
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Similar ratio
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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.