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Finding the Fourth Proportional to 370,101.98, 510,740.59 and 200,336.11

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Solution

The fourth proportional to 370,101.98, 510,740.59 and 200,336.11 is: 276,463.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,101.98 : 510,740.59 = 200,336.11 : x
  2. Step 2: Convert to fraction form
    370,101.98/510,740.59 = 200,336.11/x
  3. Step 3: Cross multiply
    370,101.98x = 510,740.59 × 200,336.11
  4. Step 4: Simplify right side
    370,101.98x = 102,319,783,019.71
  5. Step 5: Solve for x
    x = 102,319,783,019.71/370,101.98
  6. Step 6: Final answer
    x = 276,463.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.