Home / 764,134.81-1,054,066.94-477,156.67

Finding the Fourth Proportional to 764,134.81, 1,054,066.94 and 477,156.67

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Solution

The fourth proportional to 764,134.81, 1,054,066.94 and 477,156.67 is: 658,202.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,134.81 : 1,054,066.94 = 477,156.67 : x
  2. Step 2: Convert to fraction form
    764,134.81/1,054,066.94 = 477,156.67/x
  3. Step 3: Cross multiply
    764,134.81x = 1,054,066.94 × 477,156.67
  4. Step 4: Simplify right side
    764,134.81x = 502,955,069,906.63
  5. Step 5: Solve for x
    x = 502,955,069,906.63/764,134.81
  6. Step 6: Final answer
    x = 658,202.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.