Home / 436,255.20-602,330.40-334,100.16

Finding the Fourth Proportional to 436,255.20, 602,330.40 and 334,100.16

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Solution

The fourth proportional to 436,255.20, 602,330.40 and 334,100.16 is: 461,286.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,255.20 : 602,330.40 = 334,100.16 : x
  2. Step 2: Convert to fraction form
    436,255.20/602,330.40 = 334,100.16/x
  3. Step 3: Cross multiply
    436,255.20x = 602,330.40 × 334,100.16
  4. Step 4: Simplify right side
    436,255.20x = 201,238,683,012.86
  5. Step 5: Solve for x
    x = 201,238,683,012.86/436,255.20
  6. Step 6: Final answer
    x = 461,286.61

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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.