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Finding the Fourth Proportional to 247,219.84, 370,224.94 and 223,258.26

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Solution

The fourth proportional to 247,219.84, 370,224.94 and 223,258.26 is: 334,341.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,219.84 : 370,224.94 = 223,258.26 : x
  2. Step 2: Convert to fraction form
    247,219.84/370,224.94 = 223,258.26/x
  3. Step 3: Cross multiply
    247,219.84x = 370,224.94 × 223,258.26
  4. Step 4: Simplify right side
    247,219.84x = 82,655,775,913.00
  5. Step 5: Solve for x
    x = 82,655,775,913.00/247,219.84
  6. Step 6: Final answer
    x = 334,341.19

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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.