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Finding the Fourth Proportional to 357,653.70, 536,480.55 and 224,627.40

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Solution

The fourth proportional to 357,653.70, 536,480.55 and 224,627.40 is: 336,941.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,653.70 : 536,480.55 = 224,627.40 : x
  2. Step 2: Convert to fraction form
    357,653.70/536,480.55 = 224,627.40/x
  3. Step 3: Cross multiply
    357,653.70x = 536,480.55 × 224,627.40
  4. Step 4: Simplify right side
    357,653.70x = 120,508,231,097.07
  5. Step 5: Solve for x
    x = 120,508,231,097.07/357,653.70
  6. Step 6: Final answer
    x = 336,941.10

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.