Home / 1,021,273.28-1,409,359.20-568,580.48

Finding the Fourth Proportional to 1,021,273.28, 1,409,359.20 and 568,580.48

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Solution

The fourth proportional to 1,021,273.28, 1,409,359.20 and 568,580.48 is: 784,642.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,273.28 : 1,409,359.20 = 568,580.48 : x
  2. Step 2: Convert to fraction form
    1,021,273.28/1,409,359.20 = 568,580.48/x
  3. Step 3: Cross multiply
    1,021,273.28x = 1,409,359.20 × 568,580.48
  4. Step 4: Simplify right side
    1,021,273.28x = 801,334,130,428.42
  5. Step 5: Solve for x
    x = 801,334,130,428.42/1,021,273.28
  6. Step 6: Final answer
    x = 784,642.22

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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.