Home / 744,396.13-1,116,488.53-238,891.58

Finding the Fourth Proportional to 744,396.13, 1,116,488.53 and 238,891.58

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Solution

The fourth proportional to 744,396.13, 1,116,488.53 and 238,891.58 is: 358,303.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,396.13 : 1,116,488.53 = 238,891.58 : x
  2. Step 2: Convert to fraction form
    744,396.13/1,116,488.53 = 238,891.58/x
  3. Step 3: Cross multiply
    744,396.13x = 1,116,488.53 × 238,891.58
  4. Step 4: Simplify right side
    744,396.13x = 266,719,706,542.82
  5. Step 5: Solve for x
    x = 266,719,706,542.82/744,396.13
  6. Step 6: Final answer
    x = 358,303.46

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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.