Home / 497,542.40-746,313.60-198,004.40

Finding the Fourth Proportional to 497,542.40, 746,313.60 and 198,004.40

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Solution

The fourth proportional to 497,542.40, 746,313.60 and 198,004.40 is: 297,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,542.40 : 746,313.60 = 198,004.40 : x
  2. Step 2: Convert to fraction form
    497,542.40/746,313.60 = 198,004.40/x
  3. Step 3: Cross multiply
    497,542.40x = 746,313.60 × 198,004.40
  4. Step 4: Simplify right side
    497,542.40x = 147,773,376,579.84
  5. Step 5: Solve for x
    x = 147,773,376,579.84/497,542.40
  6. Step 6: Final answer
    x = 297,006.60

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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.