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Finding the Fourth Proportional to 353,096.91, 528,674.85 and 246,587.31

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Solution

The fourth proportional to 353,096.91, 528,674.85 and 246,587.31 is: 369,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,096.91 : 528,674.85 = 246,587.31 : x
  2. Step 2: Convert to fraction form
    353,096.91/528,674.85 = 246,587.31/x
  3. Step 3: Cross multiply
    353,096.91x = 528,674.85 × 246,587.31
  4. Step 4: Simplify right side
    353,096.91x = 130,364,509,126.15
  5. Step 5: Solve for x
    x = 130,364,509,126.15/353,096.91
  6. Step 6: Final answer
    x = 369,203.20

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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.