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Finding the Fourth Proportional to 440,301, 607,622.94 and 239,097

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Solution

The fourth proportional to 440,301, 607,622.94 and 239,097 is: 329,957.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,301 : 607,622.94 = 239,097 : x
  2. Step 2: Convert to fraction form
    440,301/607,622.94 = 239,097/x
  3. Step 3: Cross multiply
    440,301x = 607,622.94 × 239,097
  4. Step 4: Simplify right side
    440,301x = 145,280,822,085.18
  5. Step 5: Solve for x
    x = 145,280,822,085.18/440,301
  6. Step 6: Final answer
    x = 329,957.97

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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.