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Finding the Fourth Proportional to 324,666.36, 448,038.86 and 181,426.41

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Solution

The fourth proportional to 324,666.36, 448,038.86 and 181,426.41 is: 250,368.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,666.36 : 448,038.86 = 181,426.41 : x
  2. Step 2: Convert to fraction form
    324,666.36/448,038.86 = 181,426.41/x
  3. Step 3: Cross multiply
    324,666.36x = 448,038.86 × 181,426.41
  4. Step 4: Simplify right side
    324,666.36x = 81,286,081,003.16
  5. Step 5: Solve for x
    x = 81,286,081,003.16/324,666.36
  6. Step 6: Final answer
    x = 250,368.04

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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.