Home / 764,426.23-1,054,822.46-458,515.04

Finding the Fourth Proportional to 764,426.23, 1,054,822.46 and 458,515.04

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Solution

The fourth proportional to 764,426.23, 1,054,822.46 and 458,515.04 is: 632,699.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,426.23 : 1,054,822.46 = 458,515.04 : x
  2. Step 2: Convert to fraction form
    764,426.23/1,054,822.46 = 458,515.04/x
  3. Step 3: Cross multiply
    764,426.23x = 1,054,822.46 × 458,515.04
  4. Step 4: Simplify right side
    764,426.23x = 483,651,954,873.11
  5. Step 5: Solve for x
    x = 483,651,954,873.11/764,426.23
  6. Step 6: Final answer
    x = 632,699.32

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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.