Home / 326,066.64-449,998.04-180,886.74

Finding the Fourth Proportional to 326,066.64, 449,998.04 and 180,886.74

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Solution

The fourth proportional to 326,066.64, 449,998.04 and 180,886.74 is: 249,638.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,066.64 : 449,998.04 = 180,886.74 : x
  2. Step 2: Convert to fraction form
    326,066.64/449,998.04 = 180,886.74/x
  3. Step 3: Cross multiply
    326,066.64x = 449,998.04 × 180,886.74
  4. Step 4: Simplify right side
    326,066.64x = 81,398,678,461.99
  5. Step 5: Solve for x
    x = 81,398,678,461.99/326,066.64
  6. Step 6: Final answer
    x = 249,638.17

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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.