Home / 1,230,694.40-1,845,166.80-472,242.80

Finding the Fourth Proportional to 1,230,694.40, 1,845,166.80 and 472,242.80

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Solution

The fourth proportional to 1,230,694.40, 1,845,166.80 and 472,242.80 is: 708,028.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,694.40 : 1,845,166.80 = 472,242.80 : x
  2. Step 2: Convert to fraction form
    1,230,694.40/1,845,166.80 = 472,242.80/x
  3. Step 3: Cross multiply
    1,230,694.40x = 1,845,166.80 × 472,242.80
  4. Step 4: Simplify right side
    1,230,694.40x = 871,366,736,099.04
  5. Step 5: Solve for x
    x = 871,366,736,099.04/1,230,694.40
  6. Step 6: Final answer
    x = 708,028.52

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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.