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Finding the Fourth Proportional to 437,464, 603,700.32 and 236,260

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Solution

The fourth proportional to 437,464, 603,700.32 and 236,260 is: 326,038.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,464 : 603,700.32 = 236,260 : x
  2. Step 2: Convert to fraction form
    437,464/603,700.32 = 236,260/x
  3. Step 3: Cross multiply
    437,464x = 603,700.32 × 236,260
  4. Step 4: Simplify right side
    437,464x = 142,630,237,603.20
  5. Step 5: Solve for x
    x = 142,630,237,603.20/437,464
  6. Step 6: Final answer
    x = 326,038.80

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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.