Home / 750,552.15-1,035,754.20-406,382.16

Finding the Fourth Proportional to 750,552.15, 1,035,754.20 and 406,382.16

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Solution

The fourth proportional to 750,552.15, 1,035,754.20 and 406,382.16 is: 560,803.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,552.15 : 1,035,754.20 = 406,382.16 : x
  2. Step 2: Convert to fraction form
    750,552.15/1,035,754.20 = 406,382.16/x
  3. Step 3: Cross multiply
    750,552.15x = 1,035,754.20 × 406,382.16
  4. Step 4: Simplify right side
    750,552.15x = 420,912,029,025.07
  5. Step 5: Solve for x
    x = 420,912,029,025.07/750,552.15
  6. Step 6: Final answer
    x = 560,803.18

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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.