Home / 849,868.20-1,274,802.30-475,842.60

Finding the Fourth Proportional to 849,868.20, 1,274,802.30 and 475,842.60

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Solution

The fourth proportional to 849,868.20, 1,274,802.30 and 475,842.60 is: 713,763.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,868.20 : 1,274,802.30 = 475,842.60 : x
  2. Step 2: Convert to fraction form
    849,868.20/1,274,802.30 = 475,842.60/x
  3. Step 3: Cross multiply
    849,868.20x = 1,274,802.30 × 475,842.60
  4. Step 4: Simplify right side
    849,868.20x = 606,605,240,917.98
  5. Step 5: Solve for x
    x = 606,605,240,917.98/849,868.20
  6. Step 6: Final answer
    x = 713,763.90

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Similar ratio
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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.