Home / 360,054.07-496,859.61-207,080.71

Finding the Fourth Proportional to 360,054.07, 496,859.61 and 207,080.71

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Solution

The fourth proportional to 360,054.07, 496,859.61 and 207,080.71 is: 285,762.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,054.07 : 496,859.61 = 207,080.71 : x
  2. Step 2: Convert to fraction form
    360,054.07/496,859.61 = 207,080.71/x
  3. Step 3: Cross multiply
    360,054.07x = 496,859.61 × 207,080.71
  4. Step 4: Simplify right side
    360,054.07x = 102,890,040,809.12
  5. Step 5: Solve for x
    x = 102,890,040,809.12/360,054.07
  6. Step 6: Final answer
    x = 285,762.75

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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.