Home / 426,322.08-588,329.28-235,335.60

Finding the Fourth Proportional to 426,322.08, 588,329.28 and 235,335.60

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Solution

The fourth proportional to 426,322.08, 588,329.28 and 235,335.60 is: 324,765.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,322.08 : 588,329.28 = 235,335.60 : x
  2. Step 2: Convert to fraction form
    426,322.08/588,329.28 = 235,335.60/x
  3. Step 3: Cross multiply
    426,322.08x = 588,329.28 × 235,335.60
  4. Step 4: Simplify right side
    426,322.08x = 138,454,824,106.37
  5. Step 5: Solve for x
    x = 138,454,824,106.37/426,322.08
  6. Step 6: Final answer
    x = 324,765.78

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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.