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Finding the Fourth Proportional to 475,369.40, 656,014.92 and 260,504.84

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Solution

The fourth proportional to 475,369.40, 656,014.92 and 260,504.84 is: 359,499.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,369.40 : 656,014.92 = 260,504.84 : x
  2. Step 2: Convert to fraction form
    475,369.40/656,014.92 = 260,504.84/x
  3. Step 3: Cross multiply
    475,369.40x = 656,014.92 × 260,504.84
  4. Step 4: Simplify right side
    475,369.40x = 170,895,061,772.21
  5. Step 5: Solve for x
    x = 170,895,061,772.21/475,369.40
  6. Step 6: Final answer
    x = 359,499.50

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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.