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Finding the Fourth Proportional to 448,009.80, 618,253.52 and 246,805.80

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Solution

The fourth proportional to 448,009.80, 618,253.52 and 246,805.80 is: 340,592.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,009.80 : 618,253.52 = 246,805.80 : x
  2. Step 2: Convert to fraction form
    448,009.80/618,253.52 = 246,805.80/x
  3. Step 3: Cross multiply
    448,009.80x = 618,253.52 × 246,805.80
  4. Step 4: Simplify right side
    448,009.80x = 152,588,553,372.39
  5. Step 5: Solve for x
    x = 152,588,553,372.39/448,009.80
  6. Step 6: Final answer
    x = 340,592.00

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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.