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Finding the Fourth Proportional to 607,839.17, 838,812.71 and 335,925.41

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Solution

The fourth proportional to 607,839.17, 838,812.71 and 335,925.41 is: 463,574.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,839.17 : 838,812.71 = 335,925.41 : x
  2. Step 2: Convert to fraction form
    607,839.17/838,812.71 = 335,925.41/x
  3. Step 3: Cross multiply
    607,839.17x = 838,812.71 × 335,925.41
  4. Step 4: Simplify right side
    607,839.17x = 281,778,500,165.71
  5. Step 5: Solve for x
    x = 281,778,500,165.71/607,839.17
  6. Step 6: Final answer
    x = 463,574.11

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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.