Home / 1,015,250.14-1,401,046.84-556,291.79

Finding the Fourth Proportional to 1,015,250.14, 1,401,046.84 and 556,291.79

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Solution

The fourth proportional to 1,015,250.14, 1,401,046.84 and 556,291.79 is: 767,683.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,250.14 : 1,401,046.84 = 556,291.79 : x
  2. Step 2: Convert to fraction form
    1,015,250.14/1,401,046.84 = 556,291.79/x
  3. Step 3: Cross multiply
    1,015,250.14x = 1,401,046.84 × 556,291.79
  4. Step 4: Simplify right side
    1,015,250.14x = 779,390,854,497.44
  5. Step 5: Solve for x
    x = 779,390,854,497.44/1,015,250.14
  6. Step 6: Final answer
    x = 767,683.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.