Home / 1,207,448.37-1,811,234.60-308,897.91

Finding the Fourth Proportional to 1,207,448.37, 1,811,234.60 and 308,897.91

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Solution

The fourth proportional to 1,207,448.37, 1,811,234.60 and 308,897.91 is: 463,362.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,448.37 : 1,811,234.60 = 308,897.91 : x
  2. Step 2: Convert to fraction form
    1,207,448.37/1,811,234.60 = 308,897.91/x
  3. Step 3: Cross multiply
    1,207,448.37x = 1,811,234.60 × 308,897.91
  4. Step 4: Simplify right side
    1,207,448.37x = 559,486,582,073.56
  5. Step 5: Solve for x
    x = 559,486,582,073.56/1,207,448.37
  6. Step 6: Final answer
    x = 463,362.74

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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.