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Finding the Fourth Proportional to 342,027.16, 510,536.08 and 301,626.80

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Solution

The fourth proportional to 342,027.16, 510,536.08 and 301,626.80 is: 450,231.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,027.16 : 510,536.08 = 301,626.80 : x
  2. Step 2: Convert to fraction form
    342,027.16/510,536.08 = 301,626.80/x
  3. Step 3: Cross multiply
    342,027.16x = 510,536.08 × 301,626.80
  4. Step 4: Simplify right side
    342,027.16x = 153,991,364,094.94
  5. Step 5: Solve for x
    x = 153,991,364,094.94/342,027.16
  6. Step 6: Final answer
    x = 450,231.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.