Home / 326,250.48-449,749.08-230,588.40

Finding the Fourth Proportional to 326,250.48, 449,749.08 and 230,588.40

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Solution

The fourth proportional to 326,250.48, 449,749.08 and 230,588.40 is: 317,875.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,250.48 : 449,749.08 = 230,588.40 : x
  2. Step 2: Convert to fraction form
    326,250.48/449,749.08 = 230,588.40/x
  3. Step 3: Cross multiply
    326,250.48x = 449,749.08 × 230,588.40
  4. Step 4: Simplify right side
    326,250.48x = 103,706,920,758.67
  5. Step 5: Solve for x
    x = 103,706,920,758.67/326,250.48
  6. Step 6: Final answer
    x = 317,875.15

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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.