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Finding the Fourth Proportional to 436,411.72, 602,255.52 and 242,834.88

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Solution

The fourth proportional to 436,411.72, 602,255.52 and 242,834.88 is: 335,116.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,411.72 : 602,255.52 = 242,834.88 : x
  2. Step 2: Convert to fraction form
    436,411.72/602,255.52 = 242,834.88/x
  3. Step 3: Cross multiply
    436,411.72x = 602,255.52 × 242,834.88
  4. Step 4: Simplify right side
    436,411.72x = 146,248,649,187.00
  5. Step 5: Solve for x
    x = 146,248,649,187.00/436,411.72
  6. Step 6: Final answer
    x = 335,116.23

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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.