Home / 736,013.22-1,015,805.81-413,749.86

Finding the Fourth Proportional to 736,013.22, 1,015,805.81 and 413,749.86

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Solution

The fourth proportional to 736,013.22, 1,015,805.81 and 413,749.86 is: 571,035.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,013.22 : 1,015,805.81 = 413,749.86 : x
  2. Step 2: Convert to fraction form
    736,013.22/1,015,805.81 = 413,749.86/x
  3. Step 3: Cross multiply
    736,013.22x = 1,015,805.81 × 413,749.86
  4. Step 4: Simplify right side
    736,013.22x = 420,289,509,605.94
  5. Step 5: Solve for x
    x = 420,289,509,605.94/736,013.22
  6. Step 6: Final answer
    x = 571,035.27

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1.5x scale

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.