Home / 880,061.14-1,320,080.57-281,014.71

Finding the Fourth Proportional to 880,061.14, 1,320,080.57 and 281,014.71

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Solution

The fourth proportional to 880,061.14, 1,320,080.57 and 281,014.71 is: 421,518.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,061.14 : 1,320,080.57 = 281,014.71 : x
  2. Step 2: Convert to fraction form
    880,061.14/1,320,080.57 = 281,014.71/x
  3. Step 3: Cross multiply
    880,061.14x = 1,320,080.57 × 281,014.71
  4. Step 4: Simplify right side
    880,061.14x = 370,962,058,555.19
  5. Step 5: Solve for x
    x = 370,962,058,555.19/880,061.14
  6. Step 6: Final answer
    x = 421,518.51

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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.