Home / 1,433,257.40-2,149,886.10-580,327.40

Finding the Fourth Proportional to 1,433,257.40, 2,149,886.10 and 580,327.40

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Solution

The fourth proportional to 1,433,257.40, 2,149,886.10 and 580,327.40 is: 870,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,257.40 : 2,149,886.10 = 580,327.40 : x
  2. Step 2: Convert to fraction form
    1,433,257.40/2,149,886.10 = 580,327.40/x
  3. Step 3: Cross multiply
    1,433,257.40x = 2,149,886.10 × 580,327.40
  4. Step 4: Simplify right side
    1,433,257.40x = 1,247,637,810,709.14
  5. Step 5: Solve for x
    x = 1,247,637,810,709.14/1,433,257.40
  6. Step 6: Final answer
    x = 870,491.10

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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.