Home / 1,072,738.80-1,609,106.52-274,020.51

Finding the Fourth Proportional to 1,072,738.80, 1,609,106.52 and 274,020.51

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Solution

The fourth proportional to 1,072,738.80, 1,609,106.52 and 274,020.51 is: 411,030.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,738.80 : 1,609,106.52 = 274,020.51 : x
  2. Step 2: Convert to fraction form
    1,072,738.80/1,609,106.52 = 274,020.51/x
  3. Step 3: Cross multiply
    1,072,738.80x = 1,609,106.52 × 274,020.51
  4. Step 4: Simplify right side
    1,072,738.80x = 440,928,189,254.73
  5. Step 5: Solve for x
    x = 440,928,189,254.73/1,072,738.80
  6. Step 6: Final answer
    x = 411,030.34

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Double scale
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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.