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Finding the Fourth Proportional to 260,012.10, 365,066.70 and 260,012.10

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Solution

The fourth proportional to 260,012.10, 365,066.70 and 260,012.10 is: 365,066.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,012.10 : 365,066.70 = 260,012.10 : x
  2. Step 2: Convert to fraction form
    260,012.10/365,066.70 = 260,012.10/x
  3. Step 3: Cross multiply
    260,012.10x = 365,066.70 × 260,012.10
  4. Step 4: Simplify right side
    260,012.10x = 94,921,759,307.07
  5. Step 5: Solve for x
    x = 94,921,759,307.07/260,012.10
  6. Step 6: Final answer
    x = 365,066.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.