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Finding the Fourth Proportional to 335,312.36, 462,722.70 and 182,348.72

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Solution

The fourth proportional to 335,312.36, 462,722.70 and 182,348.72 is: 251,636.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,312.36 : 462,722.70 = 182,348.72 : x
  2. Step 2: Convert to fraction form
    335,312.36/462,722.70 = 182,348.72/x
  3. Step 3: Cross multiply
    335,312.36x = 462,722.70 × 182,348.72
  4. Step 4: Simplify right side
    335,312.36x = 84,376,892,059.94
  5. Step 5: Solve for x
    x = 84,376,892,059.94/335,312.36
  6. Step 6: Final answer
    x = 251,636.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.