Home / 627,029.19-940,303.10-266,971.76

Finding the Fourth Proportional to 627,029.19, 940,303.10 and 266,971.76

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Solution

The fourth proportional to 627,029.19, 940,303.10 and 266,971.76 is: 400,355.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,029.19 : 940,303.10 = 266,971.76 : x
  2. Step 2: Convert to fraction form
    627,029.19/940,303.10 = 266,971.76/x
  3. Step 3: Cross multiply
    627,029.19x = 940,303.10 × 266,971.76
  4. Step 4: Simplify right side
    627,029.19x = 251,034,378,321.71
  5. Step 5: Solve for x
    x = 251,034,378,321.71/627,029.19
  6. Step 6: Final answer
    x = 400,355.17

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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.