Home / 667,583.10-1,001,075.22-397,838.52

Finding the Fourth Proportional to 667,583.10, 1,001,075.22 and 397,838.52

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Solution

The fourth proportional to 667,583.10, 1,001,075.22 and 397,838.52 is: 596,579.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,583.10 : 1,001,075.22 = 397,838.52 : x
  2. Step 2: Convert to fraction form
    667,583.10/1,001,075.22 = 397,838.52/x
  3. Step 3: Cross multiply
    667,583.10x = 1,001,075.22 × 397,838.52
  4. Step 4: Simplify right side
    667,583.10x = 398,266,283,933.47
  5. Step 5: Solve for x
    x = 398,266,283,933.47/667,583.10
  6. Step 6: Final answer
    x = 596,579.34

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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.