Home / 426,396.28-588,427.74-235,410.04

Finding the Fourth Proportional to 426,396.28, 588,427.74 and 235,410.04

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Solution

The fourth proportional to 426,396.28, 588,427.74 and 235,410.04 is: 324,866.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,396.28 : 588,427.74 = 235,410.04 : x
  2. Step 2: Convert to fraction form
    426,396.28/588,427.74 = 235,410.04/x
  3. Step 3: Cross multiply
    426,396.28x = 588,427.74 × 235,410.04
  4. Step 4: Simplify right side
    426,396.28x = 138,521,797,810.51
  5. Step 5: Solve for x
    x = 138,521,797,810.51/426,396.28
  6. Step 6: Final answer
    x = 324,866.34

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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.