Home / 1,488,685.33-2,233,318.77-477,729.56

Finding the Fourth Proportional to 1,488,685.33, 2,233,318.77 and 477,729.56

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Solution

The fourth proportional to 1,488,685.33, 2,233,318.77 and 477,729.56 is: 716,687.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,685.33 : 2,233,318.77 = 477,729.56 : x
  2. Step 2: Convert to fraction form
    1,488,685.33/2,233,318.77 = 477,729.56/x
  3. Step 3: Cross multiply
    1,488,685.33x = 2,233,318.77 × 477,729.56
  4. Step 4: Simplify right side
    1,488,685.33x = 1,066,922,398,915.14
  5. Step 5: Solve for x
    x = 1,066,922,398,915.14/1,488,685.33
  6. Step 6: Final answer
    x = 716,687.65

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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.