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Finding the Fourth Proportional to 436,480.84, 602,337.76 and 245,494.24

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Solution

The fourth proportional to 436,480.84, 602,337.76 and 245,494.24 is: 338,778.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,480.84 : 602,337.76 = 245,494.24 : x
  2. Step 2: Convert to fraction form
    436,480.84/602,337.76 = 245,494.24/x
  3. Step 3: Cross multiply
    436,480.84x = 602,337.76 × 245,494.24
  4. Step 4: Simplify right side
    436,480.84x = 147,870,450,614.50
  5. Step 5: Solve for x
    x = 147,870,450,614.50/436,480.84
  6. Step 6: Final answer
    x = 338,778.79

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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.