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Finding the Fourth Proportional to 456,452.76, 629,692.56 and 295,359.81

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Solution

The fourth proportional to 456,452.76, 629,692.56 and 295,359.81 is: 407,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,452.76 : 629,692.56 = 295,359.81 : x
  2. Step 2: Convert to fraction form
    456,452.76/629,692.56 = 295,359.81/x
  3. Step 3: Cross multiply
    456,452.76x = 629,692.56 × 295,359.81
  4. Step 4: Simplify right side
    456,452.76x = 185,985,874,880.01
  5. Step 5: Solve for x
    x = 185,985,874,880.01/456,452.76
  6. Step 6: Final answer
    x = 407,459.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.