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Finding the Fourth Proportional to 484,506.24, 669,376.98 and 370,185

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Solution

The fourth proportional to 484,506.24, 669,376.98 and 370,185 is: 511,434.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,506.24 : 669,376.98 = 370,185 : x
  2. Step 2: Convert to fraction form
    484,506.24/669,376.98 = 370,185/x
  3. Step 3: Cross multiply
    484,506.24x = 669,376.98 × 370,185
  4. Step 4: Simplify right side
    484,506.24x = 247,793,317,341.30
  5. Step 5: Solve for x
    x = 247,793,317,341.30/484,506.24
  6. Step 6: Final answer
    x = 511,434.73

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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.