Home / 1,009,620.78-1,514,103.66-335,520.96

Finding the Fourth Proportional to 1,009,620.78, 1,514,103.66 and 335,520.96

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Solution

The fourth proportional to 1,009,620.78, 1,514,103.66 and 335,520.96 is: 503,172.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,620.78 : 1,514,103.66 = 335,520.96 : x
  2. Step 2: Convert to fraction form
    1,009,620.78/1,514,103.66 = 335,520.96/x
  3. Step 3: Cross multiply
    1,009,620.78x = 1,514,103.66 × 335,520.96
  4. Step 4: Simplify right side
    1,009,620.78x = 508,013,513,542.71
  5. Step 5: Solve for x
    x = 508,013,513,542.71/1,009,620.78
  6. Step 6: Final answer
    x = 503,172.60

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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.