Home / 284,248.40-426,595.34-198,300.31

Finding the Fourth Proportional to 284,248.40, 426,595.34 and 198,300.31

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Solution

The fourth proportional to 284,248.40, 426,595.34 and 198,300.31 is: 297,605.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,248.40 : 426,595.34 = 198,300.31 : x
  2. Step 2: Convert to fraction form
    284,248.40/426,595.34 = 198,300.31/x
  3. Step 3: Cross multiply
    284,248.40x = 426,595.34 × 198,300.31
  4. Step 4: Simplify right side
    284,248.40x = 84,593,987,595.82
  5. Step 5: Solve for x
    x = 84,593,987,595.82/284,248.40
  6. Step 6: Final answer
    x = 297,605.86

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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.