Home / 774,499-1,161,473.59-227,238.67

Finding the Fourth Proportional to 774,499, 1,161,473.59 and 227,238.67

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Solution

The fourth proportional to 774,499, 1,161,473.59 and 227,238.67 is: 340,777.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,499 : 1,161,473.59 = 227,238.67 : x
  2. Step 2: Convert to fraction form
    774,499/1,161,473.59 = 227,238.67/x
  3. Step 3: Cross multiply
    774,499x = 1,161,473.59 × 227,238.67
  4. Step 4: Simplify right side
    774,499x = 263,931,712,837.56
  5. Step 5: Solve for x
    x = 263,931,712,837.56/774,499
  6. Step 6: Final answer
    x = 340,777.34

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Double scale
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Similar ratio
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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.