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Finding the Fourth Proportional to 365,470.00, 548,298.43 and 140,770.13

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Solution

The fourth proportional to 365,470.00, 548,298.43 and 140,770.13 is: 211,191.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,470.00 : 548,298.43 = 140,770.13 : x
  2. Step 2: Convert to fraction form
    365,470.00/548,298.43 = 140,770.13/x
  3. Step 3: Cross multiply
    365,470.00x = 548,298.43 × 140,770.13
  4. Step 4: Simplify right side
    365,470.00x = 77,184,038,176.48
  5. Step 5: Solve for x
    x = 77,184,038,176.48/365,470.00
  6. Step 6: Final answer
    x = 211,191.17

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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.