Home / 682,458.40-1,021,844.40-535,002.40

Finding the Fourth Proportional to 682,458.40, 1,021,844.40 and 535,002.40

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Solution

The fourth proportional to 682,458.40, 1,021,844.40 and 535,002.40 is: 801,058.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,458.40 : 1,021,844.40 = 535,002.40 : x
  2. Step 2: Convert to fraction form
    682,458.40/1,021,844.40 = 535,002.40/x
  3. Step 3: Cross multiply
    682,458.40x = 1,021,844.40 × 535,002.40
  4. Step 4: Simplify right side
    682,458.40x = 546,689,206,426.56
  5. Step 5: Solve for x
    x = 546,689,206,426.56/682,458.40
  6. Step 6: Final answer
    x = 801,058.65

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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.