Home / 450,453.47-621,625.81-246,504.38

Finding the Fourth Proportional to 450,453.47, 621,625.81 and 246,504.38

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Solution

The fourth proportional to 450,453.47, 621,625.81 and 246,504.38 is: 340,176.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,453.47 : 621,625.81 = 246,504.38 : x
  2. Step 2: Convert to fraction form
    450,453.47/621,625.81 = 246,504.38/x
  3. Step 3: Cross multiply
    450,453.47x = 621,625.81 × 246,504.38
  4. Step 4: Simplify right side
    450,453.47x = 153,233,484,886.05
  5. Step 5: Solve for x
    x = 153,233,484,886.05/450,453.47
  6. Step 6: Final answer
    x = 340,176.06

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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.