Home / 654,317.63-981,476.67-205,073.35

Finding the Fourth Proportional to 654,317.63, 981,476.67 and 205,073.35

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Solution

The fourth proportional to 654,317.63, 981,476.67 and 205,073.35 is: 307,610.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,317.63 : 981,476.67 = 205,073.35 : x
  2. Step 2: Convert to fraction form
    654,317.63/981,476.67 = 205,073.35/x
  3. Step 3: Cross multiply
    654,317.63x = 981,476.67 × 205,073.35
  4. Step 4: Simplify right side
    654,317.63x = 201,274,707,638.38
  5. Step 5: Solve for x
    x = 201,274,707,638.38/654,317.63
  6. Step 6: Final answer
    x = 307,610.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.