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Finding the Fourth Proportional to 599,318.26, 898,971.23 and 346,437.84

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Solution

The fourth proportional to 599,318.26, 898,971.23 and 346,437.84 is: 519,653.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,318.26 : 898,971.23 = 346,437.84 : x
  2. Step 2: Convert to fraction form
    599,318.26/898,971.23 = 346,437.84/x
  3. Step 3: Cross multiply
    599,318.26x = 898,971.23 × 346,437.84
  4. Step 4: Simplify right side
    599,318.26x = 311,437,651,143.34
  5. Step 5: Solve for x
    x = 311,437,651,143.34/599,318.26
  6. Step 6: Final answer
    x = 519,653.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.