Home / 730,065.76-1,095,785.62-370,494.77

Finding the Fourth Proportional to 730,065.76, 1,095,785.62 and 370,494.77

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Solution

The fourth proportional to 730,065.76, 1,095,785.62 and 370,494.77 is: 556,090.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,065.76 : 1,095,785.62 = 370,494.77 : x
  2. Step 2: Convert to fraction form
    730,065.76/1,095,785.62 = 370,494.77/x
  3. Step 3: Cross multiply
    730,065.76x = 1,095,785.62 × 370,494.77
  4. Step 4: Simplify right side
    730,065.76x = 405,982,841,251.21
  5. Step 5: Solve for x
    x = 405,982,841,251.21/730,065.76
  6. Step 6: Final answer
    x = 556,090.78

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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.