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Finding the Fourth Proportional to 413,488.53, 570,675.88 and 252,436.94

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Solution

The fourth proportional to 413,488.53, 570,675.88 and 252,436.94 is: 348,400.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,488.53 : 570,675.88 = 252,436.94 : x
  2. Step 2: Convert to fraction form
    413,488.53/570,675.88 = 252,436.94/x
  3. Step 3: Cross multiply
    413,488.53x = 570,675.88 × 252,436.94
  4. Step 4: Simplify right side
    413,488.53x = 144,059,672,481.21
  5. Step 5: Solve for x
    x = 144,059,672,481.21/413,488.53
  6. Step 6: Final answer
    x = 348,400.65

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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.