Home / 743,046.05-1,025,717.45-501,655.59

Finding the Fourth Proportional to 743,046.05, 1,025,717.45 and 501,655.59

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Solution

The fourth proportional to 743,046.05, 1,025,717.45 and 501,655.59 is: 692,496.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,046.05 : 1,025,717.45 = 501,655.59 : x
  2. Step 2: Convert to fraction form
    743,046.05/1,025,717.45 = 501,655.59/x
  3. Step 3: Cross multiply
    743,046.05x = 1,025,717.45 × 501,655.59
  4. Step 4: Simplify right side
    743,046.05x = 514,556,892,553.05
  5. Step 5: Solve for x
    x = 514,556,892,553.05/743,046.05
  6. Step 6: Final answer
    x = 692,496.64

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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.