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Finding the Fourth Proportional to 413,462.44, 570,640.62 and 252,411.40

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Solution

The fourth proportional to 413,462.44, 570,640.62 and 252,411.40 is: 348,365.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,462.44 : 570,640.62 = 252,411.40 : x
  2. Step 2: Convert to fraction form
    413,462.44/570,640.62 = 252,411.40/x
  3. Step 3: Cross multiply
    413,462.44x = 570,640.62 × 252,411.40
  4. Step 4: Simplify right side
    413,462.44x = 144,036,197,791.07
  5. Step 5: Solve for x
    x = 144,036,197,791.07/413,462.44
  6. Step 6: Final answer
    x = 348,365.86

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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.