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Finding the Fourth Proportional to 603,254.60, 832,282.92 and 385,590.60

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Solution

The fourth proportional to 603,254.60, 832,282.92 and 385,590.60 is: 531,981.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,254.60 : 832,282.92 = 385,590.60 : x
  2. Step 2: Convert to fraction form
    603,254.60/832,282.92 = 385,590.60/x
  3. Step 3: Cross multiply
    603,254.60x = 832,282.92 × 385,590.60
  4. Step 4: Simplify right side
    603,254.60x = 320,920,470,492.55
  5. Step 5: Solve for x
    x = 320,920,470,492.55/603,254.60
  6. Step 6: Final answer
    x = 531,981.80

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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.