Home / 790,499.46-1,183,423.68-490,015.38

Finding the Fourth Proportional to 790,499.46, 1,183,423.68 and 490,015.38

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Solution

The fourth proportional to 790,499.46, 1,183,423.68 and 490,015.38 is: 733,581.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,499.46 : 1,183,423.68 = 490,015.38 : x
  2. Step 2: Convert to fraction form
    790,499.46/1,183,423.68 = 490,015.38/x
  3. Step 3: Cross multiply
    790,499.46x = 1,183,423.68 × 490,015.38
  4. Step 4: Simplify right side
    790,499.46x = 579,895,804,256.20
  5. Step 5: Solve for x
    x = 579,895,804,256.20/790,499.46
  6. Step 6: Final answer
    x = 733,581.53

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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.