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Finding the Fourth Proportional to 510,052.14, 703,860.44 and 348,901.22

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Solution

The fourth proportional to 510,052.14, 703,860.44 and 348,901.22 is: 481,475.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,052.14 : 703,860.44 = 348,901.22 : x
  2. Step 2: Convert to fraction form
    510,052.14/703,860.44 = 348,901.22/x
  3. Step 3: Cross multiply
    510,052.14x = 703,860.44 × 348,901.22
  4. Step 4: Simplify right side
    510,052.14x = 245,577,766,240.88
  5. Step 5: Solve for x
    x = 245,577,766,240.88/510,052.14
  6. Step 6: Final answer
    x = 481,475.81

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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.