Home / 727,444.80-1,090,972.80-254,080.80

Finding the Fourth Proportional to 727,444.80, 1,090,972.80 and 254,080.80

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Solution

The fourth proportional to 727,444.80, 1,090,972.80 and 254,080.80 is: 381,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,444.80 : 1,090,972.80 = 254,080.80 : x
  2. Step 2: Convert to fraction form
    727,444.80/1,090,972.80 = 254,080.80/x
  3. Step 3: Cross multiply
    727,444.80x = 1,090,972.80 × 254,080.80
  4. Step 4: Simplify right side
    727,444.80x = 277,195,241,802.24
  5. Step 5: Solve for x
    x = 277,195,241,802.24/727,444.80
  6. Step 6: Final answer
    x = 381,053.30

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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.