Home / 510,289.74-764,961.30-225,829.08

Finding the Fourth Proportional to 510,289.74, 764,961.30 and 225,829.08

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Solution

The fourth proportional to 510,289.74, 764,961.30 and 225,829.08 is: 338,534.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,289.74 : 764,961.30 = 225,829.08 : x
  2. Step 2: Convert to fraction form
    510,289.74/764,961.30 = 225,829.08/x
  3. Step 3: Cross multiply
    510,289.74x = 764,961.30 × 225,829.08
  4. Step 4: Simplify right side
    510,289.74x = 172,750,506,614.60
  5. Step 5: Solve for x
    x = 172,750,506,614.60/510,289.74
  6. Step 6: Final answer
    x = 338,534.16

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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.