Home / 531,275.76-733,076.33-298,656.72

Finding the Fourth Proportional to 531,275.76, 733,076.33 and 298,656.72

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Solution

The fourth proportional to 531,275.76, 733,076.33 and 298,656.72 is: 412,098.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,275.76 : 733,076.33 = 298,656.72 : x
  2. Step 2: Convert to fraction form
    531,275.76/733,076.33 = 298,656.72/x
  3. Step 3: Cross multiply
    531,275.76x = 733,076.33 × 298,656.72
  4. Step 4: Simplify right side
    531,275.76x = 218,938,170,734.15
  5. Step 5: Solve for x
    x = 218,938,170,734.15/531,275.76
  6. Step 6: Final answer
    x = 412,098.93

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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.