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Finding the Fourth Proportional to 436,588.60, 602,527.26 and 245,590.60

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Solution

The fourth proportional to 436,588.60, 602,527.26 and 245,590.60 is: 338,934.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,588.60 : 602,527.26 = 245,590.60 : x
  2. Step 2: Convert to fraction form
    436,588.60/602,527.26 = 245,590.60/x
  3. Step 3: Cross multiply
    436,588.60x = 602,527.26 × 245,590.60
  4. Step 4: Simplify right side
    436,588.60x = 147,975,031,299.76
  5. Step 5: Solve for x
    x = 147,975,031,299.76/436,588.60
  6. Step 6: Final answer
    x = 338,934.71

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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.