Home / 801,666.40-1,202,509.68-240,668.32

Finding the Fourth Proportional to 801,666.40, 1,202,509.68 and 240,668.32

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Solution

The fourth proportional to 801,666.40, 1,202,509.68 and 240,668.32 is: 361,005.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,666.40 : 1,202,509.68 = 240,668.32 : x
  2. Step 2: Convert to fraction form
    801,666.40/1,202,509.68 = 240,668.32/x
  3. Step 3: Cross multiply
    801,666.40x = 1,202,509.68 × 240,668.32
  4. Step 4: Simplify right side
    801,666.40x = 289,405,984,469.34
  5. Step 5: Solve for x
    x = 289,405,984,469.34/801,666.40
  6. Step 6: Final answer
    x = 361,005.51

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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.