Home / 764,566.12-1,054,977.06-425,025.64

Finding the Fourth Proportional to 764,566.12, 1,054,977.06 and 425,025.64

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Solution

The fourth proportional to 764,566.12, 1,054,977.06 and 425,025.64 is: 586,466.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,566.12 : 1,054,977.06 = 425,025.64 : x
  2. Step 2: Convert to fraction form
    764,566.12/1,054,977.06 = 425,025.64/x
  3. Step 3: Cross multiply
    764,566.12x = 1,054,977.06 × 425,025.64
  4. Step 4: Simplify right side
    764,566.12x = 448,392,300,111.82
  5. Step 5: Solve for x
    x = 448,392,300,111.82/764,566.12
  6. Step 6: Final answer
    x = 586,466.35

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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.