Home / 775,292.16-1,161,751.14-521,632.98

Finding the Fourth Proportional to 775,292.16, 1,161,751.14 and 521,632.98

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Solution

The fourth proportional to 775,292.16, 1,161,751.14 and 521,632.98 is: 781,650.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,292.16 : 1,161,751.14 = 521,632.98 : x
  2. Step 2: Convert to fraction form
    775,292.16/1,161,751.14 = 521,632.98/x
  3. Step 3: Cross multiply
    775,292.16x = 1,161,751.14 × 521,632.98
  4. Step 4: Simplify right side
    775,292.16x = 606,007,709,176.60
  5. Step 5: Solve for x
    x = 606,007,709,176.60/775,292.16
  6. Step 6: Final answer
    x = 781,650.76

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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.