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Finding the Fourth Proportional to 336,114.70, 470,910.50 and 336,114.70

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Solution

The fourth proportional to 336,114.70, 470,910.50 and 336,114.70 is: 470,910.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,114.70 : 470,910.50 = 336,114.70 : x
  2. Step 2: Convert to fraction form
    336,114.70/470,910.50 = 336,114.70/x
  3. Step 3: Cross multiply
    336,114.70x = 470,910.50 × 336,114.70
  4. Step 4: Simplify right side
    336,114.70x = 158,279,941,434.35
  5. Step 5: Solve for x
    x = 158,279,941,434.35/336,114.70
  6. Step 6: Final answer
    x = 470,910.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.