Home / 764,035.86-1,054,397.94-458,162.04

Finding the Fourth Proportional to 764,035.86, 1,054,397.94 and 458,162.04

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Solution

The fourth proportional to 764,035.86, 1,054,397.94 and 458,162.04 is: 632,280.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,035.86 : 1,054,397.94 = 458,162.04 : x
  2. Step 2: Convert to fraction form
    764,035.86/1,054,397.94 = 458,162.04/x
  3. Step 3: Cross multiply
    764,035.86x = 1,054,397.94 × 458,162.04
  4. Step 4: Simplify right side
    764,035.86x = 483,085,111,162.20
  5. Step 5: Solve for x
    x = 483,085,111,162.20/764,035.86
  6. Step 6: Final answer
    x = 632,280.68

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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.