Home / 925,437.56-1,388,320.97-326,746.31

Finding the Fourth Proportional to 925,437.56, 1,388,320.97 and 326,746.31

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Solution

The fourth proportional to 925,437.56, 1,388,320.97 and 326,746.31 is: 490,177.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,437.56 : 1,388,320.97 = 326,746.31 : x
  2. Step 2: Convert to fraction form
    925,437.56/1,388,320.97 = 326,746.31/x
  3. Step 3: Cross multiply
    925,437.56x = 1,388,320.97 × 326,746.31
  4. Step 4: Simplify right side
    925,437.56x = 453,628,745,467.78
  5. Step 5: Solve for x
    x = 453,628,745,467.78/925,437.56
  6. Step 6: Final answer
    x = 490,177.58

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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.