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Finding the Fourth Proportional to 603,283.72, 832,814.98 and 348,585.64

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Solution

The fourth proportional to 603,283.72, 832,814.98 and 348,585.64 is: 481,211.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,283.72 : 832,814.98 = 348,585.64 : x
  2. Step 2: Convert to fraction form
    603,283.72/832,814.98 = 348,585.64/x
  3. Step 3: Cross multiply
    603,283.72x = 832,814.98 × 348,585.64
  4. Step 4: Simplify right side
    603,283.72x = 290,307,342,804.89
  5. Step 5: Solve for x
    x = 290,307,342,804.89/603,283.72
  6. Step 6: Final answer
    x = 481,211.96

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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.