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Finding the Fourth Proportional to 448,043.04, 672,064.48 and 152,555.04

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Solution

The fourth proportional to 448,043.04, 672,064.48 and 152,555.04 is: 228,832.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,043.04 : 672,064.48 = 152,555.04 : x
  2. Step 2: Convert to fraction form
    448,043.04/672,064.48 = 152,555.04/x
  3. Step 3: Cross multiply
    448,043.04x = 672,064.48 × 152,555.04
  4. Step 4: Simplify right side
    448,043.04x = 102,526,823,628.98
  5. Step 5: Solve for x
    x = 102,526,823,628.98/448,043.04
  6. Step 6: Final answer
    x = 228,832.53

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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.