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Finding the Fourth Proportional to 415,933.99, 573,989.29 and 224,947.39

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Solution

The fourth proportional to 415,933.99, 573,989.29 and 224,947.39 is: 310,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,933.99 : 573,989.29 = 224,947.39 : x
  2. Step 2: Convert to fraction form
    415,933.99/573,989.29 = 224,947.39/x
  3. Step 3: Cross multiply
    415,933.99x = 573,989.29 × 224,947.39
  4. Step 4: Simplify right side
    415,933.99x = 129,117,389,803.51
  5. Step 5: Solve for x
    x = 129,117,389,803.51/415,933.99
  6. Step 6: Final answer
    x = 310,427.60

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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.