Home / 937,945.80-1,407,220.06-306,716.04

Finding the Fourth Proportional to 937,945.80, 1,407,220.06 and 306,716.04

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Solution

The fourth proportional to 937,945.80, 1,407,220.06 and 306,716.04 is: 460,172.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,945.80 : 1,407,220.06 = 306,716.04 : x
  2. Step 2: Convert to fraction form
    937,945.80/1,407,220.06 = 306,716.04/x
  3. Step 3: Cross multiply
    937,945.80x = 1,407,220.06 × 306,716.04
  4. Step 4: Simplify right side
    937,945.80x = 431,616,964,211.76
  5. Step 5: Solve for x
    x = 431,616,964,211.76/937,945.80
  6. Step 6: Final answer
    x = 460,172.61

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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.