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Finding the Fourth Proportional to 247,467.80, 371,201.70 and 184,482.20

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Solution

The fourth proportional to 247,467.80, 371,201.70 and 184,482.20 is: 276,723.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,467.80 : 371,201.70 = 184,482.20 : x
  2. Step 2: Convert to fraction form
    247,467.80/371,201.70 = 184,482.20/x
  3. Step 3: Cross multiply
    247,467.80x = 371,201.70 × 184,482.20
  4. Step 4: Simplify right side
    247,467.80x = 68,480,106,259.74
  5. Step 5: Solve for x
    x = 68,480,106,259.74/247,467.80
  6. Step 6: Final answer
    x = 276,723.30

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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.