Home / 426,421.53-588,457.76-235,436.27

Finding the Fourth Proportional to 426,421.53, 588,457.76 and 235,436.27

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Solution

The fourth proportional to 426,421.53, 588,457.76 and 235,436.27 is: 324,899.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,421.53 : 588,457.76 = 235,436.27 : x
  2. Step 2: Convert to fraction form
    426,421.53/588,457.76 = 235,436.27/x
  3. Step 3: Cross multiply
    426,421.53x = 588,457.76 × 235,436.27
  4. Step 4: Simplify right side
    426,421.53x = 138,544,295,947.49
  5. Step 5: Solve for x
    x = 138,544,295,947.49/426,421.53
  6. Step 6: Final answer
    x = 324,899.86

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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.