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Finding the Fourth Proportional to 438,237, 604,768.14 and 237,033

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Solution

The fourth proportional to 438,237, 604,768.14 and 237,033 is: 327,106.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,237 : 604,768.14 = 237,033 : x
  2. Step 2: Convert to fraction form
    438,237/604,768.14 = 237,033/x
  3. Step 3: Cross multiply
    438,237x = 604,768.14 × 237,033
  4. Step 4: Simplify right side
    438,237x = 143,350,006,528.62
  5. Step 5: Solve for x
    x = 143,350,006,528.62/438,237
  6. Step 6: Final answer
    x = 327,106.12

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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.