Home / 1,143,769.32-1,715,666.33-345,057.82

Finding the Fourth Proportional to 1,143,769.32, 1,715,666.33 and 345,057.82

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Solution

The fourth proportional to 1,143,769.32, 1,715,666.33 and 345,057.82 is: 517,590.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,769.32 : 1,715,666.33 = 345,057.82 : x
  2. Step 2: Convert to fraction form
    1,143,769.32/1,715,666.33 = 345,057.82/x
  3. Step 3: Cross multiply
    1,143,769.32x = 1,715,666.33 × 345,057.82
  4. Step 4: Simplify right side
    1,143,769.32x = 592,004,080,250.68
  5. Step 5: Solve for x
    x = 592,004,080,250.68/1,143,769.32
  6. Step 6: Final answer
    x = 517,590.45

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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.