Home / 1,207,458.70-1,811,188.05-365,901.10

Finding the Fourth Proportional to 1,207,458.70, 1,811,188.05 and 365,901.10

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Solution

The fourth proportional to 1,207,458.70, 1,811,188.05 and 365,901.10 is: 548,851.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,458.70 : 1,811,188.05 = 365,901.10 : x
  2. Step 2: Convert to fraction form
    1,207,458.70/1,811,188.05 = 365,901.10/x
  3. Step 3: Cross multiply
    1,207,458.70x = 1,811,188.05 × 365,901.10
  4. Step 4: Simplify right side
    1,207,458.70x = 662,715,699,801.86
  5. Step 5: Solve for x
    x = 662,715,699,801.86/1,207,458.70
  6. Step 6: Final answer
    x = 548,851.65

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Double scale
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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.