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Finding the Fourth Proportional to 586,797.60, 879,868.35 and 270,863.58

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Solution

The fourth proportional to 586,797.60, 879,868.35 and 270,863.58 is: 406,143.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,797.60 : 879,868.35 = 270,863.58 : x
  2. Step 2: Convert to fraction form
    586,797.60/879,868.35 = 270,863.58/x
  3. Step 3: Cross multiply
    586,797.60x = 879,868.35 × 270,863.58
  4. Step 4: Simplify right side
    586,797.60x = 238,324,291,209.69
  5. Step 5: Solve for x
    x = 238,324,291,209.69/586,797.60
  6. Step 6: Final answer
    x = 406,143.94

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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.