Home / 764,663.48-1,146,921.10-232,189.19

Finding the Fourth Proportional to 764,663.48, 1,146,921.10 and 232,189.19

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Solution

The fourth proportional to 764,663.48, 1,146,921.10 and 232,189.19 is: 348,261.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,663.48 : 1,146,921.10 = 232,189.19 : x
  2. Step 2: Convert to fraction form
    764,663.48/1,146,921.10 = 232,189.19/x
  3. Step 3: Cross multiply
    764,663.48x = 1,146,921.10 × 232,189.19
  4. Step 4: Simplify right side
    764,663.48x = 266,302,681,202.91
  5. Step 5: Solve for x
    x = 266,302,681,202.91/764,663.48
  6. Step 6: Final answer
    x = 348,261.28

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Double scale
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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.