Home / 497,725.60-746,588.40-198,277.60

Finding the Fourth Proportional to 497,725.60, 746,588.40 and 198,277.60

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Solution

The fourth proportional to 497,725.60, 746,588.40 and 198,277.60 is: 297,416.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,725.60 : 746,588.40 = 198,277.60 : x
  2. Step 2: Convert to fraction form
    497,725.60/746,588.40 = 198,277.60/x
  3. Step 3: Cross multiply
    497,725.60x = 746,588.40 × 198,277.60
  4. Step 4: Simplify right side
    497,725.60x = 148,031,756,139.84
  5. Step 5: Solve for x
    x = 148,031,756,139.84/497,725.60
  6. Step 6: Final answer
    x = 297,416.40

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Similar ratio
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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.