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Finding the Fourth Proportional to 324,673.61, 448,048.80 and 181,433.64

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Solution

The fourth proportional to 324,673.61, 448,048.80 and 181,433.64 is: 250,377.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,673.61 : 448,048.80 = 181,433.64 : x
  2. Step 2: Convert to fraction form
    324,673.61/448,048.80 = 181,433.64/x
  3. Step 3: Cross multiply
    324,673.61x = 448,048.80 × 181,433.64
  4. Step 4: Simplify right side
    324,673.61x = 81,291,124,681.63
  5. Step 5: Solve for x
    x = 81,291,124,681.63/324,673.61
  6. Step 6: Final answer
    x = 250,377.99

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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.