Home / 426,125.89-588,036.54-235,136.80

Finding the Fourth Proportional to 426,125.89, 588,036.54 and 235,136.80

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Solution

The fourth proportional to 426,125.89, 588,036.54 and 235,136.80 is: 324,479.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,125.89 : 588,036.54 = 235,136.80 : x
  2. Step 2: Convert to fraction form
    426,125.89/588,036.54 = 235,136.80/x
  3. Step 3: Cross multiply
    426,125.89x = 588,036.54 × 235,136.80
  4. Step 4: Simplify right side
    426,125.89x = 138,269,030,298.67
  5. Step 5: Solve for x
    x = 138,269,030,298.67/426,125.89
  6. Step 6: Final answer
    x = 324,479.30

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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.