Home / 764,722.89-1,147,010.02-232,248.60

Finding the Fourth Proportional to 764,722.89, 1,147,010.02 and 232,248.60

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Solution

The fourth proportional to 764,722.89, 1,147,010.02 and 232,248.60 is: 348,350.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,722.89 : 1,147,010.02 = 232,248.60 : x
  2. Step 2: Convert to fraction form
    764,722.89/1,147,010.02 = 232,248.60/x
  3. Step 3: Cross multiply
    764,722.89x = 1,147,010.02 × 232,248.60
  4. Step 4: Simplify right side
    764,722.89x = 266,391,470,750.35
  5. Step 5: Solve for x
    x = 266,391,470,750.35/764,722.89
  6. Step 6: Final answer
    x = 348,350.33

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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.