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Finding the Fourth Proportional to 468,452.67, 646,464.56 and 253,592.56

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Solution

The fourth proportional to 468,452.67, 646,464.56 and 253,592.56 is: 349,957.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,452.67 : 646,464.56 = 253,592.56 : x
  2. Step 2: Convert to fraction form
    468,452.67/646,464.56 = 253,592.56/x
  3. Step 3: Cross multiply
    468,452.67x = 646,464.56 × 253,592.56
  4. Step 4: Simplify right side
    468,452.67x = 163,938,601,707.32
  5. Step 5: Solve for x
    x = 163,938,601,707.32/468,452.67
  6. Step 6: Final answer
    x = 349,957.67

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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.