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Finding the Fourth Proportional to 603,598.68, 832,988.70 and 361,920.60

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Solution

The fourth proportional to 603,598.68, 832,988.70 and 361,920.60 is: 499,463.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,598.68 : 832,988.70 = 361,920.60 : x
  2. Step 2: Convert to fraction form
    603,598.68/832,988.70 = 361,920.60/x
  3. Step 3: Cross multiply
    603,598.68x = 832,988.70 × 361,920.60
  4. Step 4: Simplify right side
    603,598.68x = 301,475,770,097.22
  5. Step 5: Solve for x
    x = 301,475,770,097.22/603,598.68
  6. Step 6: Final answer
    x = 499,463.93

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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.