Home / 1,111,770.72-1,667,644.08-270,323.28

Finding the Fourth Proportional to 1,111,770.72, 1,667,644.08 and 270,323.28

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Solution

The fourth proportional to 1,111,770.72, 1,667,644.08 and 270,323.28 is: 405,482.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,770.72 : 1,667,644.08 = 270,323.28 : x
  2. Step 2: Convert to fraction form
    1,111,770.72/1,667,644.08 = 270,323.28/x
  3. Step 3: Cross multiply
    1,111,770.72x = 1,667,644.08 × 270,323.28
  4. Step 4: Simplify right side
    1,111,770.72x = 450,803,017,578.18
  5. Step 5: Solve for x
    x = 450,803,017,578.18/1,111,770.72
  6. Step 6: Final answer
    x = 405,482.00

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Double scale
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Similar ratio
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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.