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Finding the Fourth Proportional to 507,814.44, 700,596.36 and 303,870.12

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Solution

The fourth proportional to 507,814.44, 700,596.36 and 303,870.12 is: 419,228.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,814.44 : 700,596.36 = 303,870.12 : x
  2. Step 2: Convert to fraction form
    507,814.44/700,596.36 = 303,870.12/x
  3. Step 3: Cross multiply
    507,814.44x = 700,596.36 × 303,870.12
  4. Step 4: Simplify right side
    507,814.44x = 212,890,299,984.76
  5. Step 5: Solve for x
    x = 212,890,299,984.76/507,814.44
  6. Step 6: Final answer
    x = 419,228.53

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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.