Home / 1,052,161.94-1,578,476.73-490,890.26

Finding the Fourth Proportional to 1,052,161.94, 1,578,476.73 and 490,890.26

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Solution

The fourth proportional to 1,052,161.94, 1,578,476.73 and 490,890.26 is: 736,444.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,161.94 : 1,578,476.73 = 490,890.26 : x
  2. Step 2: Convert to fraction form
    1,052,161.94/1,578,476.73 = 490,890.26/x
  3. Step 3: Cross multiply
    1,052,161.94x = 1,578,476.73 × 490,890.26
  4. Step 4: Simplify right side
    1,052,161.94x = 774,858,852,393.65
  5. Step 5: Solve for x
    x = 774,858,852,393.65/1,052,161.94
  6. Step 6: Final answer
    x = 736,444.48

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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.