Home / 446,963.07-670,429.65-194,243.58

Finding the Fourth Proportional to 446,963.07, 670,429.65 and 194,243.58

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Solution

The fourth proportional to 446,963.07, 670,429.65 and 194,243.58 is: 291,358.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,963.07 : 670,429.65 = 194,243.58 : x
  2. Step 2: Convert to fraction form
    446,963.07/670,429.65 = 194,243.58/x
  3. Step 3: Cross multiply
    446,963.07x = 670,429.65 × 194,243.58
  4. Step 4: Simplify right side
    446,963.07x = 130,226,655,354.15
  5. Step 5: Solve for x
    x = 130,226,655,354.15/446,963.07
  6. Step 6: Final answer
    x = 291,358.87

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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.