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Finding the Fourth Proportional to 586,452.32, 879,568.32 and 165,725.36

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Solution

The fourth proportional to 586,452.32, 879,568.32 and 165,725.36 is: 248,556.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,452.32 : 879,568.32 = 165,725.36 : x
  2. Step 2: Convert to fraction form
    586,452.32/879,568.32 = 165,725.36/x
  3. Step 3: Cross multiply
    586,452.32x = 879,568.32 × 165,725.36
  4. Step 4: Simplify right side
    586,452.32x = 145,766,776,476.60
  5. Step 5: Solve for x
    x = 145,766,776,476.60/586,452.32
  6. Step 6: Final answer
    x = 248,556.91

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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.