Home / 913,134-1,260,129.24-510,726

Finding the Fourth Proportional to 913,134, 1,260,129.24 and 510,726

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Solution

The fourth proportional to 913,134, 1,260,129.24 and 510,726 is: 704,804.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,134 : 1,260,129.24 = 510,726 : x
  2. Step 2: Convert to fraction form
    913,134/1,260,129.24 = 510,726/x
  3. Step 3: Cross multiply
    913,134x = 1,260,129.24 × 510,726
  4. Step 4: Simplify right side
    913,134x = 643,580,766,228.24
  5. Step 5: Solve for x
    x = 643,580,766,228.24/913,134
  6. Step 6: Final answer
    x = 704,804.30

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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.