Home / 286,359.34-396,032.22-250,487.08

Finding the Fourth Proportional to 286,359.34, 396,032.22 and 250,487.08

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Solution

The fourth proportional to 286,359.34, 396,032.22 and 250,487.08 is: 346,421.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,359.34 : 396,032.22 = 250,487.08 : x
  2. Step 2: Convert to fraction form
    286,359.34/396,032.22 = 250,487.08/x
  3. Step 3: Cross multiply
    286,359.34x = 396,032.22 × 250,487.08
  4. Step 4: Simplify right side
    286,359.34x = 99,200,954,373.72
  5. Step 5: Solve for x
    x = 99,200,954,373.72/286,359.34
  6. Step 6: Final answer
    x = 346,421.23

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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.