Home / 892,670.52-1,231,881.51-484,769.51

Finding the Fourth Proportional to 892,670.52, 1,231,881.51 and 484,769.51

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Solution

The fourth proportional to 892,670.52, 1,231,881.51 and 484,769.51 is: 668,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,670.52 : 1,231,881.51 = 484,769.51 : x
  2. Step 2: Convert to fraction form
    892,670.52/1,231,881.51 = 484,769.51/x
  3. Step 3: Cross multiply
    892,670.52x = 1,231,881.51 × 484,769.51
  4. Step 4: Simplify right side
    892,670.52x = 597,178,596,258.79
  5. Step 5: Solve for x
    x = 597,178,596,258.79/892,670.52
  6. Step 6: Final answer
    x = 668,979.85

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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.