Home / 488,946.90-732,837.15-204,636.90

Finding the Fourth Proportional to 488,946.90, 732,837.15 and 204,636.90

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Solution

The fourth proportional to 488,946.90, 732,837.15 and 204,636.90 is: 306,711.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,946.90 : 732,837.15 = 204,636.90 : x
  2. Step 2: Convert to fraction form
    488,946.90/732,837.15 = 204,636.90/x
  3. Step 3: Cross multiply
    488,946.90x = 732,837.15 × 204,636.90
  4. Step 4: Simplify right side
    488,946.90x = 149,965,522,580.84
  5. Step 5: Solve for x
    x = 149,965,522,580.84/488,946.90
  6. Step 6: Final answer
    x = 306,711.27

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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.