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Finding the Fourth Proportional to 635,210.44, 876,591.89 and 348,748.96

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Solution

The fourth proportional to 635,210.44, 876,591.89 and 348,748.96 is: 481,274.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,210.44 : 876,591.89 = 348,748.96 : x
  2. Step 2: Convert to fraction form
    635,210.44/876,591.89 = 348,748.96/x
  3. Step 3: Cross multiply
    635,210.44x = 876,591.89 × 348,748.96
  4. Step 4: Simplify right side
    635,210.44x = 305,710,509,981.93
  5. Step 5: Solve for x
    x = 305,710,509,981.93/635,210.44
  6. Step 6: Final answer
    x = 481,274.38

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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.