Home / 764,096.37-1,054,458.05-477,784.05

Finding the Fourth Proportional to 764,096.37, 1,054,458.05 and 477,784.05

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Solution

The fourth proportional to 764,096.37, 1,054,458.05 and 477,784.05 is: 659,345.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,096.37 : 1,054,458.05 = 477,784.05 : x
  2. Step 2: Convert to fraction form
    764,096.37/1,054,458.05 = 477,784.05/x
  3. Step 3: Cross multiply
    764,096.37x = 1,054,458.05 × 477,784.05
  4. Step 4: Simplify right side
    764,096.37x = 503,803,235,295.18
  5. Step 5: Solve for x
    x = 503,803,235,295.18/764,096.37
  6. Step 6: Final answer
    x = 659,345.15

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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.