Home / 672,862.24-1,009,297.01-199,551.70

Finding the Fourth Proportional to 672,862.24, 1,009,297.01 and 199,551.70

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Solution

The fourth proportional to 672,862.24, 1,009,297.01 and 199,551.70 is: 299,328.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,862.24 : 1,009,297.01 = 199,551.70 : x
  2. Step 2: Convert to fraction form
    672,862.24/1,009,297.01 = 199,551.70/x
  3. Step 3: Cross multiply
    672,862.24x = 1,009,297.01 × 199,551.70
  4. Step 4: Simplify right side
    672,862.24x = 201,406,933,152.66
  5. Step 5: Solve for x
    x = 201,406,933,152.66/672,862.24
  6. Step 6: Final answer
    x = 299,328.63

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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.