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Finding the Fourth Proportional to 565,286.20, 847,670.10 and 249,580.60

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Solution

The fourth proportional to 565,286.20, 847,670.10 and 249,580.60 is: 374,256.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,286.20 : 847,670.10 = 249,580.60 : x
  2. Step 2: Convert to fraction form
    565,286.20/847,670.10 = 249,580.60/x
  3. Step 3: Cross multiply
    565,286.20x = 847,670.10 × 249,580.60
  4. Step 4: Simplify right side
    565,286.20x = 211,562,012,160.06
  5. Step 5: Solve for x
    x = 211,562,012,160.06/565,286.20
  6. Step 6: Final answer
    x = 374,256.46

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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.