Home / 305,513.21-458,264.77-125,562.17

Finding the Fourth Proportional to 305,513.21, 458,264.77 and 125,562.17

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Solution

The fourth proportional to 305,513.21, 458,264.77 and 125,562.17 is: 188,341.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,513.21 : 458,264.77 = 125,562.17 : x
  2. Step 2: Convert to fraction form
    305,513.21/458,264.77 = 125,562.17/x
  3. Step 3: Cross multiply
    305,513.21x = 458,264.77 × 125,562.17
  4. Step 4: Simplify right side
    305,513.21x = 57,540,718,955.75
  5. Step 5: Solve for x
    x = 57,540,718,955.75/305,513.21
  6. Step 6: Final answer
    x = 188,341.18

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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.