Home / 307,786.57-424,922.15-234,615.02

Finding the Fourth Proportional to 307,786.57, 424,922.15 and 234,615.02

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Solution

The fourth proportional to 307,786.57, 424,922.15 and 234,615.02 is: 323,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,786.57 : 424,922.15 = 234,615.02 : x
  2. Step 2: Convert to fraction form
    307,786.57/424,922.15 = 234,615.02/x
  3. Step 3: Cross multiply
    307,786.57x = 424,922.15 × 234,615.02
  4. Step 4: Simplify right side
    307,786.57x = 99,693,117,182.62
  5. Step 5: Solve for x
    x = 99,693,117,182.62/307,786.57
  6. Step 6: Final answer
    x = 323,903.40

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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.