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Finding the Fourth Proportional to 360,014.35, 495,951.13 and 308,166.04

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Solution

The fourth proportional to 360,014.35, 495,951.13 and 308,166.04 is: 424,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,014.35 : 495,951.13 = 308,166.04 : x
  2. Step 2: Convert to fraction form
    360,014.35/495,951.13 = 308,166.04/x
  3. Step 3: Cross multiply
    360,014.35x = 495,951.13 × 308,166.04
  4. Step 4: Simplify right side
    360,014.35x = 152,835,295,765.63
  5. Step 5: Solve for x
    x = 152,835,295,765.63/360,014.35
  6. Step 6: Final answer
    x = 424,525.57

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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.