Home / 867,220.14-1,196,733.77-480,052.45

Finding the Fourth Proportional to 867,220.14, 1,196,733.77 and 480,052.45

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Solution

The fourth proportional to 867,220.14, 1,196,733.77 and 480,052.45 is: 662,455.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,220.14 : 1,196,733.77 = 480,052.45 : x
  2. Step 2: Convert to fraction form
    867,220.14/1,196,733.77 = 480,052.45/x
  3. Step 3: Cross multiply
    867,220.14x = 1,196,733.77 × 480,052.45
  4. Step 4: Simplify right side
    867,220.14x = 574,494,979,182.09
  5. Step 5: Solve for x
    x = 574,494,979,182.09/867,220.14
  6. Step 6: Final answer
    x = 662,455.76

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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.