Home / 540,966.50-811,523.57-225,349.59

Finding the Fourth Proportional to 540,966.50, 811,523.57 and 225,349.59

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Solution

The fourth proportional to 540,966.50, 811,523.57 and 225,349.59 is: 338,055.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,966.50 : 811,523.57 = 225,349.59 : x
  2. Step 2: Convert to fraction form
    540,966.50/811,523.57 = 225,349.59/x
  3. Step 3: Cross multiply
    540,966.50x = 811,523.57 × 225,349.59
  4. Step 4: Simplify right side
    540,966.50x = 182,876,507,381.42
  5. Step 5: Solve for x
    x = 182,876,507,381.42/540,966.50
  6. Step 6: Final answer
    x = 338,055.14

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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.