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Finding the Fourth Proportional to 447,203.04, 670,804.56 and 114,779.04

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Solution

The fourth proportional to 447,203.04, 670,804.56 and 114,779.04 is: 172,168.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,203.04 : 670,804.56 = 114,779.04 : x
  2. Step 2: Convert to fraction form
    447,203.04/670,804.56 = 114,779.04/x
  3. Step 3: Cross multiply
    447,203.04x = 670,804.56 × 114,779.04
  4. Step 4: Simplify right side
    447,203.04x = 76,994,303,424.42
  5. Step 5: Solve for x
    x = 76,994,303,424.42/447,203.04
  6. Step 6: Final answer
    x = 172,168.56

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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.