Home / 888,457.39-1,332,685.01-289,417.57

Finding the Fourth Proportional to 888,457.39, 1,332,685.01 and 289,417.57

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Solution

The fourth proportional to 888,457.39, 1,332,685.01 and 289,417.57 is: 434,126.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,457.39 : 1,332,685.01 = 289,417.57 : x
  2. Step 2: Convert to fraction form
    888,457.39/1,332,685.01 = 289,417.57/x
  3. Step 3: Cross multiply
    888,457.39x = 1,332,685.01 × 289,417.57
  4. Step 4: Simplify right side
    888,457.39x = 385,702,455,722.54
  5. Step 5: Solve for x
    x = 385,702,455,722.54/888,457.39
  6. Step 6: Final answer
    x = 434,126.00

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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.