Home / 694,816.08-1,042,308.20-245,445

Finding the Fourth Proportional to 694,816.08, 1,042,308.20 and 245,445

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Solution

The fourth proportional to 694,816.08, 1,042,308.20 and 245,445 is: 368,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,816.08 : 1,042,308.20 = 245,445 : x
  2. Step 2: Convert to fraction form
    694,816.08/1,042,308.20 = 245,445/x
  3. Step 3: Cross multiply
    694,816.08x = 1,042,308.20 × 245,445
  4. Step 4: Simplify right side
    694,816.08x = 255,829,336,149
  5. Step 5: Solve for x
    x = 255,829,336,149/694,816.08
  6. Step 6: Final answer
    x = 368,197.20

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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.