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Finding the Fourth Proportional to 446,117.10, 669,175.65 and 295,870.20

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Solution

The fourth proportional to 446,117.10, 669,175.65 and 295,870.20 is: 443,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,117.10 : 669,175.65 = 295,870.20 : x
  2. Step 2: Convert to fraction form
    446,117.10/669,175.65 = 295,870.20/x
  3. Step 3: Cross multiply
    446,117.10x = 669,175.65 × 295,870.20
  4. Step 4: Simplify right side
    446,117.10x = 197,989,133,400.63
  5. Step 5: Solve for x
    x = 197,989,133,400.63/446,117.10
  6. Step 6: Final answer
    x = 443,805.30

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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.