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Finding the Fourth Proportional to 366,052.80, 548,641.80 and 188,468.40

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Solution

The fourth proportional to 366,052.80, 548,641.80 and 188,468.40 is: 282,477.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,052.80 : 548,641.80 = 188,468.40 : x
  2. Step 2: Convert to fraction form
    366,052.80/548,641.80 = 188,468.40/x
  3. Step 3: Cross multiply
    366,052.80x = 548,641.80 × 188,468.40
  4. Step 4: Simplify right side
    366,052.80x = 103,401,642,219.12
  5. Step 5: Solve for x
    x = 103,401,642,219.12/366,052.80
  6. Step 6: Final answer
    x = 282,477.40

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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.