Home / 1,155,760.80-1,733,122.80-445,552.80

Finding the Fourth Proportional to 1,155,760.80, 1,733,122.80 and 445,552.80

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Solution

The fourth proportional to 1,155,760.80, 1,733,122.80 and 445,552.80 is: 668,129.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,760.80 : 1,733,122.80 = 445,552.80 : x
  2. Step 2: Convert to fraction form
    1,155,760.80/1,733,122.80 = 445,552.80/x
  3. Step 3: Cross multiply
    1,155,760.80x = 1,733,122.80 × 445,552.80
  4. Step 4: Simplify right side
    1,155,760.80x = 772,197,716,283.84
  5. Step 5: Solve for x
    x = 772,197,716,283.84/1,155,760.80
  6. Step 6: Final answer
    x = 668,129.35

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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.