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Finding the Fourth Proportional to 446,372.28, 616,130.28 and 265,113.72

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Solution

The fourth proportional to 446,372.28, 616,130.28 and 265,113.72 is: 365,938.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,372.28 : 616,130.28 = 265,113.72 : x
  2. Step 2: Convert to fraction form
    446,372.28/616,130.28 = 265,113.72/x
  3. Step 3: Cross multiply
    446,372.28x = 616,130.28 × 265,113.72
  4. Step 4: Simplify right side
    446,372.28x = 163,344,590,535.44
  5. Step 5: Solve for x
    x = 163,344,590,535.44/446,372.28
  6. Step 6: Final answer
    x = 365,938.02

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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.