Home / 870,164.46-1,200,899.30-483,016.26

Finding the Fourth Proportional to 870,164.46, 1,200,899.30 and 483,016.26

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Solution

The fourth proportional to 870,164.46, 1,200,899.30 and 483,016.26 is: 666,602.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,164.46 : 1,200,899.30 = 483,016.26 : x
  2. Step 2: Convert to fraction form
    870,164.46/1,200,899.30 = 483,016.26/x
  3. Step 3: Cross multiply
    870,164.46x = 1,200,899.30 × 483,016.26
  4. Step 4: Simplify right side
    870,164.46x = 580,053,886,107.54
  5. Step 5: Solve for x
    x = 580,053,886,107.54/870,164.46
  6. Step 6: Final answer
    x = 666,602.59

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.