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Finding the Fourth Proportional to 453,464.64, 625,764.48 and 252,256.32

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Solution

The fourth proportional to 453,464.64, 625,764.48 and 252,256.32 is: 348,104.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,464.64 : 625,764.48 = 252,256.32 : x
  2. Step 2: Convert to fraction form
    453,464.64/625,764.48 = 252,256.32/x
  3. Step 3: Cross multiply
    453,464.64x = 625,764.48 × 252,256.32
  4. Step 4: Simplify right side
    453,464.64x = 157,853,044,911.51
  5. Step 5: Solve for x
    x = 157,853,044,911.51/453,464.64
  6. Step 6: Final answer
    x = 348,104.42

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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.