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Finding the Fourth Proportional to 299,633.04, 413,490.78 and 163,666.92

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Solution

The fourth proportional to 299,633.04, 413,490.78 and 163,666.92 is: 225,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,633.04 : 413,490.78 = 163,666.92 : x
  2. Step 2: Convert to fraction form
    299,633.04/413,490.78 = 163,666.92/x
  3. Step 3: Cross multiply
    299,633.04x = 413,490.78 × 163,666.92
  4. Step 4: Simplify right side
    299,633.04x = 67,674,762,411.00
  5. Step 5: Solve for x
    x = 67,674,762,411.00/299,633.04
  6. Step 6: Final answer
    x = 225,858.81

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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.