Home / 1,343,991.45-2,015,961.24-333,115.50

Finding the Fourth Proportional to 1,343,991.45, 2,015,961.24 and 333,115.50

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Solution

The fourth proportional to 1,343,991.45, 2,015,961.24 and 333,115.50 is: 499,666.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,991.45 : 2,015,961.24 = 333,115.50 : x
  2. Step 2: Convert to fraction form
    1,343,991.45/2,015,961.24 = 333,115.50/x
  3. Step 3: Cross multiply
    1,343,991.45x = 2,015,961.24 × 333,115.50
  4. Step 4: Simplify right side
    1,343,991.45x = 671,547,936,443.22
  5. Step 5: Solve for x
    x = 671,547,936,443.22/1,343,991.45
  6. Step 6: Final answer
    x = 499,666.82

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Double scale
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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.