Home / 808,512.10-1,211,796.15-334,953.70

Finding the Fourth Proportional to 808,512.10, 1,211,796.15 and 334,953.70

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Solution

The fourth proportional to 808,512.10, 1,211,796.15 and 334,953.70 is: 502,027.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,512.10 : 1,211,796.15 = 334,953.70 : x
  2. Step 2: Convert to fraction form
    808,512.10/1,211,796.15 = 334,953.70/x
  3. Step 3: Cross multiply
    808,512.10x = 1,211,796.15 × 334,953.70
  4. Step 4: Simplify right side
    808,512.10x = 405,895,604,088.26
  5. Step 5: Solve for x
    x = 405,895,604,088.26/808,512.10
  6. Step 6: Final answer
    x = 502,027.87

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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.