Home / 880,048.14-1,320,061.07-281,001.71

Finding the Fourth Proportional to 880,048.14, 1,320,061.07 and 281,001.71

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Solution

The fourth proportional to 880,048.14, 1,320,061.07 and 281,001.71 is: 421,499.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,048.14 : 1,320,061.07 = 281,001.71 : x
  2. Step 2: Convert to fraction form
    880,048.14/1,320,061.07 = 281,001.71/x
  3. Step 3: Cross multiply
    880,048.14x = 1,320,061.07 × 281,001.71
  4. Step 4: Simplify right side
    880,048.14x = 370,939,409,969.12
  5. Step 5: Solve for x
    x = 370,939,409,969.12/880,048.14
  6. Step 6: Final answer
    x = 421,499.00

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Similar ratio
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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.