Home / 326,001.45-449,875.30-180,783.81

Finding the Fourth Proportional to 326,001.45, 449,875.30 and 180,783.81

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Solution

The fourth proportional to 326,001.45, 449,875.30 and 180,783.81 is: 249,477.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,001.45 : 449,875.30 = 180,783.81 : x
  2. Step 2: Convert to fraction form
    326,001.45/449,875.30 = 180,783.81/x
  3. Step 3: Cross multiply
    326,001.45x = 449,875.30 × 180,783.81
  4. Step 4: Simplify right side
    326,001.45x = 81,330,170,758.89
  5. Step 5: Solve for x
    x = 81,330,170,758.89/326,001.45
  6. Step 6: Final answer
    x = 249,477.94

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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.