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Finding the Fourth Proportional to 306,114.90, 459,176.92 and 116,585.73

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Solution

The fourth proportional to 306,114.90, 459,176.92 and 116,585.73 is: 174,880.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,114.90 : 459,176.92 = 116,585.73 : x
  2. Step 2: Convert to fraction form
    306,114.90/459,176.92 = 116,585.73/x
  3. Step 3: Cross multiply
    306,114.90x = 459,176.92 × 116,585.73
  4. Step 4: Simplify right side
    306,114.90x = 53,533,476,125.89
  5. Step 5: Solve for x
    x = 53,533,476,125.89/306,114.90
  6. Step 6: Final answer
    x = 174,880.34

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1.5x scale

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.