Home / 746,036.96-1,119,055.52-213,559.92

Finding the Fourth Proportional to 746,036.96, 1,119,055.52 and 213,559.92

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Solution

The fourth proportional to 746,036.96, 1,119,055.52 and 213,559.92 is: 320,339.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,036.96 : 1,119,055.52 = 213,559.92 : x
  2. Step 2: Convert to fraction form
    746,036.96/1,119,055.52 = 213,559.92/x
  3. Step 3: Cross multiply
    746,036.96x = 1,119,055.52 × 213,559.92
  4. Step 4: Simplify right side
    746,036.96x = 238,985,407,326.76
  5. Step 5: Solve for x
    x = 238,985,407,326.76/746,036.96
  6. Step 6: Final answer
    x = 320,339.90

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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.