Home / 450,418.69-621,572.37-246,467.35

Finding the Fourth Proportional to 450,418.69, 621,572.37 and 246,467.35

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Solution

The fourth proportional to 450,418.69, 621,572.37 and 246,467.35 is: 340,121.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,418.69 : 621,572.37 = 246,467.35 : x
  2. Step 2: Convert to fraction form
    450,418.69/621,572.37 = 246,467.35/x
  3. Step 3: Cross multiply
    450,418.69x = 621,572.37 × 246,467.35
  4. Step 4: Simplify right side
    450,418.69x = 153,197,294,867.12
  5. Step 5: Solve for x
    x = 153,197,294,867.12/450,418.69
  6. Step 6: Final answer
    x = 340,121.98

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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.