Home / 764,094.89-1,054,447.43-437,406.11

Finding the Fourth Proportional to 764,094.89, 1,054,447.43 and 437,406.11

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Solution

The fourth proportional to 764,094.89, 1,054,447.43 and 437,406.11 is: 603,618.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,094.89 : 1,054,447.43 = 437,406.11 : x
  2. Step 2: Convert to fraction form
    764,094.89/1,054,447.43 = 437,406.11/x
  3. Step 3: Cross multiply
    764,094.89x = 1,054,447.43 × 437,406.11
  4. Step 4: Simplify right side
    764,094.89x = 461,221,741,096.53
  5. Step 5: Solve for x
    x = 461,221,741,096.53/764,094.89
  6. Step 6: Final answer
    x = 603,618.41

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1.5x scale

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.