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Finding the Fourth Proportional to 507,475.94, 700,317.34 and 274,903.42

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Solution

The fourth proportional to 507,475.94, 700,317.34 and 274,903.42 is: 379,367.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,475.94 : 700,317.34 = 274,903.42 : x
  2. Step 2: Convert to fraction form
    507,475.94/700,317.34 = 274,903.42/x
  3. Step 3: Cross multiply
    507,475.94x = 700,317.34 × 274,903.42
  4. Step 4: Simplify right side
    507,475.94x = 192,519,630,726.35
  5. Step 5: Solve for x
    x = 192,519,630,726.35/507,475.94
  6. Step 6: Final answer
    x = 379,367.02

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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.