Home / 342,975.56-473,220.78-197,825.72

Finding the Fourth Proportional to 342,975.56, 473,220.78 and 197,825.72

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Solution

The fourth proportional to 342,975.56, 473,220.78 and 197,825.72 is: 272,950.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,975.56 : 473,220.78 = 197,825.72 : x
  2. Step 2: Convert to fraction form
    342,975.56/473,220.78 = 197,825.72/x
  3. Step 3: Cross multiply
    342,975.56x = 473,220.78 × 197,825.72
  4. Step 4: Simplify right side
    342,975.56x = 93,615,241,522.46
  5. Step 5: Solve for x
    x = 93,615,241,522.46/342,975.56
  6. Step 6: Final answer
    x = 272,950.18

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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.