Home / 446,968.10-670,437.12-194,248.58

Finding the Fourth Proportional to 446,968.10, 670,437.12 and 194,248.58

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Solution

The fourth proportional to 446,968.10, 670,437.12 and 194,248.58 is: 291,366.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,968.10 : 670,437.12 = 194,248.58 : x
  2. Step 2: Convert to fraction form
    446,968.10/670,437.12 = 194,248.58/x
  3. Step 3: Cross multiply
    446,968.10x = 670,437.12 × 194,248.58
  4. Step 4: Simplify right side
    446,968.10x = 130,231,458,539.29
  5. Step 5: Solve for x
    x = 130,231,458,539.29/446,968.10
  6. Step 6: Final answer
    x = 291,366.34

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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.