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Finding the Fourth Proportional to 504,196, 756,293.98 and 345,944.68

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Solution

The fourth proportional to 504,196, 756,293.98 and 345,944.68 is: 518,917.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,196 : 756,293.98 = 345,944.68 : x
  2. Step 2: Convert to fraction form
    504,196/756,293.98 = 345,944.68/x
  3. Step 3: Cross multiply
    504,196x = 756,293.98 × 345,944.68
  4. Step 4: Simplify right side
    504,196x = 261,635,878,897.03
  5. Step 5: Solve for x
    x = 261,635,878,897.03/504,196
  6. Step 6: Final answer
    x = 518,917.01

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1.5x scale

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.