Home / 880,891.61-1,321,130.63-496,806.57

Finding the Fourth Proportional to 880,891.61, 1,321,130.63 and 496,806.57

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Solution

The fourth proportional to 880,891.61, 1,321,130.63 and 496,806.57 is: 745,093.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,891.61 : 1,321,130.63 = 496,806.57 : x
  2. Step 2: Convert to fraction form
    880,891.61/1,321,130.63 = 496,806.57/x
  3. Step 3: Cross multiply
    880,891.61x = 1,321,130.63 × 496,806.57
  4. Step 4: Simplify right side
    880,891.61x = 656,346,378,054.26
  5. Step 5: Solve for x
    x = 656,346,378,054.26/880,891.61
  6. Step 6: Final answer
    x = 745,093.24

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1.5x scale

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.