Home / 892,347.81-1,231,461.39-484,466.84

Finding the Fourth Proportional to 892,347.81, 1,231,461.39 and 484,466.84

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Solution

The fourth proportional to 892,347.81, 1,231,461.39 and 484,466.84 is: 668,575.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,347.81 : 1,231,461.39 = 484,466.84 : x
  2. Step 2: Convert to fraction form
    892,347.81/1,231,461.39 = 484,466.84/x
  3. Step 3: Cross multiply
    892,347.81x = 1,231,461.39 × 484,466.84
  4. Step 4: Simplify right side
    892,347.81x = 596,602,208,195.31
  5. Step 5: Solve for x
    x = 596,602,208,195.31/892,347.81
  6. Step 6: Final answer
    x = 668,575.87

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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.