Home / 804,630.76-1,110,391.16-442,055.32

Finding the Fourth Proportional to 804,630.76, 1,110,391.16 and 442,055.32

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Solution

The fourth proportional to 804,630.76, 1,110,391.16 and 442,055.32 is: 610,036.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,630.76 : 1,110,391.16 = 442,055.32 : x
  2. Step 2: Convert to fraction form
    804,630.76/1,110,391.16 = 442,055.32/x
  3. Step 3: Cross multiply
    804,630.76x = 1,110,391.16 × 442,055.32
  4. Step 4: Simplify right side
    804,630.76x = 490,854,319,558.97
  5. Step 5: Solve for x
    x = 490,854,319,558.97/804,630.76
  6. Step 6: Final answer
    x = 610,036.73

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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.