Home / 735,768.48-1,103,303.28-336,290.72

Finding the Fourth Proportional to 735,768.48, 1,103,303.28 and 336,290.72

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Solution

The fourth proportional to 735,768.48, 1,103,303.28 and 336,290.72 is: 504,276.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,768.48 : 1,103,303.28 = 336,290.72 : x
  2. Step 2: Convert to fraction form
    735,768.48/1,103,303.28 = 336,290.72/x
  3. Step 3: Cross multiply
    735,768.48x = 1,103,303.28 × 336,290.72
  4. Step 4: Simplify right side
    735,768.48x = 371,030,654,409.56
  5. Step 5: Solve for x
    x = 371,030,654,409.56/735,768.48
  6. Step 6: Final answer
    x = 504,276.36

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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.