Home / 1,090,234.83-1,635,223.46-291,578.28

Finding the Fourth Proportional to 1,090,234.83, 1,635,223.46 and 291,578.28

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Solution

The fourth proportional to 1,090,234.83, 1,635,223.46 and 291,578.28 is: 437,332.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,234.83 : 1,635,223.46 = 291,578.28 : x
  2. Step 2: Convert to fraction form
    1,090,234.83/1,635,223.46 = 291,578.28/x
  3. Step 3: Cross multiply
    1,090,234.83x = 1,635,223.46 × 291,578.28
  4. Step 4: Simplify right side
    1,090,234.83x = 476,795,643,882.45
  5. Step 5: Solve for x
    x = 476,795,643,882.45/1,090,234.83
  6. Step 6: Final answer
    x = 437,332.98

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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.