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Finding the Fourth Proportional to 607,681.84, 838,617.84 and 335,767.25

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Solution

The fourth proportional to 607,681.84, 838,617.84 and 335,767.25 is: 463,368.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,681.84 : 838,617.84 = 335,767.25 : x
  2. Step 2: Convert to fraction form
    607,681.84/838,617.84 = 335,767.25/x
  3. Step 3: Cross multiply
    607,681.84x = 838,617.84 × 335,767.25
  4. Step 4: Simplify right side
    607,681.84x = 281,580,407,092.19
  5. Step 5: Solve for x
    x = 281,580,407,092.19/607,681.84
  6. Step 6: Final answer
    x = 463,368.15

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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.