Home / 1,049,169.40-1,574,142.90-339,220.60

Finding the Fourth Proportional to 1,049,169.40, 1,574,142.90 and 339,220.60

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Solution

The fourth proportional to 1,049,169.40, 1,574,142.90 and 339,220.60 is: 508,956.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,169.40 : 1,574,142.90 = 339,220.60 : x
  2. Step 2: Convert to fraction form
    1,049,169.40/1,574,142.90 = 339,220.60/x
  3. Step 3: Cross multiply
    1,049,169.40x = 1,574,142.90 × 339,220.60
  4. Step 4: Simplify right side
    1,049,169.40x = 533,981,699,023.74
  5. Step 5: Solve for x
    x = 533,981,699,023.74/1,049,169.40
  6. Step 6: Final answer
    x = 508,956.61

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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.