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Finding the Fourth Proportional to 436,411.96, 602,239.06 and 252,658.27

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Solution

The fourth proportional to 436,411.96, 602,239.06 and 252,658.27 is: 348,662.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,411.96 : 602,239.06 = 252,658.27 : x
  2. Step 2: Convert to fraction form
    436,411.96/602,239.06 = 252,658.27/x
  3. Step 3: Cross multiply
    436,411.96x = 602,239.06 × 252,658.27
  4. Step 4: Simplify right side
    436,411.96x = 152,160,679,899.98
  5. Step 5: Solve for x
    x = 152,160,679,899.98/436,411.96
  6. Step 6: Final answer
    x = 348,662.95

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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.