Home / 446,918.64-670,235.82-147,343.44

Finding the Fourth Proportional to 446,918.64, 670,235.82 and 147,343.44

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Solution

The fourth proportional to 446,918.64, 670,235.82 and 147,343.44 is: 220,968.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,918.64 : 670,235.82 = 147,343.44 : x
  2. Step 2: Convert to fraction form
    446,918.64/670,235.82 = 147,343.44/x
  3. Step 3: Cross multiply
    446,918.64x = 670,235.82 × 147,343.44
  4. Step 4: Simplify right side
    446,918.64x = 98,754,851,330.02
  5. Step 5: Solve for x
    x = 98,754,851,330.02/446,918.64
  6. Step 6: Final answer
    x = 220,968.30

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1.5x scale

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.