Home / 669,949.60-1,004,578.80-249,008.80

Finding the Fourth Proportional to 669,949.60, 1,004,578.80 and 249,008.80

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Solution

The fourth proportional to 669,949.60, 1,004,578.80 and 249,008.80 is: 373,384.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,949.60 : 1,004,578.80 = 249,008.80 : x
  2. Step 2: Convert to fraction form
    669,949.60/1,004,578.80 = 249,008.80/x
  3. Step 3: Cross multiply
    669,949.60x = 1,004,578.80 × 249,008.80
  4. Step 4: Simplify right side
    669,949.60x = 250,148,961,493.44
  5. Step 5: Solve for x
    x = 250,148,961,493.44/669,949.60
  6. Step 6: Final answer
    x = 373,384.75

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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.