Home / 888,457.14-1,332,684.63-289,417.32

Finding the Fourth Proportional to 888,457.14, 1,332,684.63 and 289,417.32

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Solution

The fourth proportional to 888,457.14, 1,332,684.63 and 289,417.32 is: 434,125.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,457.14 : 1,332,684.63 = 289,417.32 : x
  2. Step 2: Convert to fraction form
    888,457.14/1,332,684.63 = 289,417.32/x
  3. Step 3: Cross multiply
    888,457.14x = 1,332,684.63 × 289,417.32
  4. Step 4: Simplify right side
    888,457.14x = 385,702,014,019.79
  5. Step 5: Solve for x
    x = 385,702,014,019.79/888,457.14
  6. Step 6: Final answer
    x = 434,125.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.