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Finding the Fourth Proportional to 299,460.64, 413,249.36 and 163,488.01

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Solution

The fourth proportional to 299,460.64, 413,249.36 and 163,488.01 is: 225,610.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,460.64 : 413,249.36 = 163,488.01 : x
  2. Step 2: Convert to fraction form
    299,460.64/413,249.36 = 163,488.01/x
  3. Step 3: Cross multiply
    299,460.64x = 413,249.36 × 163,488.01
  4. Step 4: Simplify right side
    299,460.64x = 67,561,312,616.49
  5. Step 5: Solve for x
    x = 67,561,312,616.49/299,460.64
  6. Step 6: Final answer
    x = 225,610.00

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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.