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Finding the Fourth Proportional to 336,077.70, 504,116.55 and 310,416.90

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Solution

The fourth proportional to 336,077.70, 504,116.55 and 310,416.90 is: 465,625.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,077.70 : 504,116.55 = 310,416.90 : x
  2. Step 2: Convert to fraction form
    336,077.70/504,116.55 = 310,416.90/x
  3. Step 3: Cross multiply
    336,077.70x = 504,116.55 × 310,416.90
  4. Step 4: Simplify right side
    336,077.70x = 156,486,296,689.70
  5. Step 5: Solve for x
    x = 156,486,296,689.70/336,077.70
  6. Step 6: Final answer
    x = 465,625.35

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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.