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Finding the Fourth Proportional to 446,590.92, 669,106.32 and 372,189.18

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Solution

The fourth proportional to 446,590.92, 669,106.32 and 372,189.18 is: 557,633.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,590.92 : 669,106.32 = 372,189.18 : x
  2. Step 2: Convert to fraction form
    446,590.92/669,106.32 = 372,189.18/x
  3. Step 3: Cross multiply
    446,590.92x = 669,106.32 × 372,189.18
  4. Step 4: Simplify right side
    446,590.92x = 249,034,132,573.62
  5. Step 5: Solve for x
    x = 249,034,132,573.62/446,590.92
  6. Step 6: Final answer
    x = 557,633.67

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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.