Home / 697,479.11-1,045,244.26-376,939.94

Finding the Fourth Proportional to 697,479.11, 1,045,244.26 and 376,939.94

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Solution

The fourth proportional to 697,479.11, 1,045,244.26 and 376,939.94 is: 564,883.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,479.11 : 1,045,244.26 = 376,939.94 : x
  2. Step 2: Convert to fraction form
    697,479.11/1,045,244.26 = 376,939.94/x
  3. Step 3: Cross multiply
    697,479.11x = 1,045,244.26 × 376,939.94
  4. Step 4: Simplify right side
    697,479.11x = 393,994,308,649.74
  5. Step 5: Solve for x
    x = 393,994,308,649.74/697,479.11
  6. Step 6: Final answer
    x = 564,883.31

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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.