Home / 449,973.56-620,964.63-246,037.66

Finding the Fourth Proportional to 449,973.56, 620,964.63 and 246,037.66

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Solution

The fourth proportional to 449,973.56, 620,964.63 and 246,037.66 is: 339,532.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,973.56 : 620,964.63 = 246,037.66 : x
  2. Step 2: Convert to fraction form
    449,973.56/620,964.63 = 246,037.66/x
  3. Step 3: Cross multiply
    449,973.56x = 620,964.63 × 246,037.66
  4. Step 4: Simplify right side
    449,973.56x = 152,780,682,955.55
  5. Step 5: Solve for x
    x = 152,780,682,955.55/449,973.56
  6. Step 6: Final answer
    x = 339,532.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.