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Finding the Fourth Proportional to 334,523.70, 501,785.55 and 307,566.90

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Solution

The fourth proportional to 334,523.70, 501,785.55 and 307,566.90 is: 461,350.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,523.70 : 501,785.55 = 307,566.90 : x
  2. Step 2: Convert to fraction form
    334,523.70/501,785.55 = 307,566.90/x
  3. Step 3: Cross multiply
    334,523.70x = 501,785.55 × 307,566.90
  4. Step 4: Simplify right side
    334,523.70x = 154,332,626,078.30
  5. Step 5: Solve for x
    x = 154,332,626,078.30/334,523.70
  6. Step 6: Final answer
    x = 461,350.35

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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.