Home / 436,631.67-602,551.64-243,035.24

Finding the Fourth Proportional to 436,631.67, 602,551.64 and 243,035.24

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Solution

The fourth proportional to 436,631.67, 602,551.64 and 243,035.24 is: 335,388.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,631.67 : 602,551.64 = 243,035.24 : x
  2. Step 2: Convert to fraction form
    436,631.67/602,551.64 = 243,035.24/x
  3. Step 3: Cross multiply
    436,631.67x = 602,551.64 × 243,035.24
  4. Step 4: Simplify right side
    436,631.67x = 146,441,280,034.62
  5. Step 5: Solve for x
    x = 146,441,280,034.62/436,631.67
  6. Step 6: Final answer
    x = 335,388.59

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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.