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Finding the Fourth Proportional to 413,672.56, 570,920.92 and 252,493.12

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Solution

The fourth proportional to 413,672.56, 570,920.92 and 252,493.12 is: 348,472.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,672.56 : 570,920.92 = 252,493.12 : x
  2. Step 2: Convert to fraction form
    413,672.56/570,920.92 = 252,493.12/x
  3. Step 3: Cross multiply
    413,672.56x = 570,920.92 × 252,493.12
  4. Step 4: Simplify right side
    413,672.56x = 144,153,604,364.07
  5. Step 5: Solve for x
    x = 144,153,604,364.07/413,672.56
  6. Step 6: Final answer
    x = 348,472.73

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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.