Home / 1,021,058.56-1,409,107.20-568,378.24

Finding the Fourth Proportional to 1,021,058.56, 1,409,107.20 and 568,378.24

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Solution

The fourth proportional to 1,021,058.56, 1,409,107.20 and 568,378.24 is: 784,387.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,058.56 : 1,409,107.20 = 568,378.24 : x
  2. Step 2: Convert to fraction form
    1,021,058.56/1,409,107.20 = 568,378.24/x
  3. Step 3: Cross multiply
    1,021,058.56x = 1,409,107.20 × 568,378.24
  4. Step 4: Simplify right side
    1,021,058.56x = 800,905,870,307.33
  5. Step 5: Solve for x
    x = 800,905,870,307.33/1,021,058.56
  6. Step 6: Final answer
    x = 784,387.79

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Double scale
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1.5x scale

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.