Home / 913,584.42-1,370,467.89-314,466.30

Finding the Fourth Proportional to 913,584.42, 1,370,467.89 and 314,466.30

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Solution

The fourth proportional to 913,584.42, 1,370,467.89 and 314,466.30 is: 471,730.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,584.42 : 1,370,467.89 = 314,466.30 : x
  2. Step 2: Convert to fraction form
    913,584.42/1,370,467.89 = 314,466.30/x
  3. Step 3: Cross multiply
    913,584.42x = 1,370,467.89 × 314,466.30
  4. Step 4: Simplify right side
    913,584.42x = 430,965,966,637.11
  5. Step 5: Solve for x
    x = 430,965,966,637.11/913,584.42
  6. Step 6: Final answer
    x = 471,730.86

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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.