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Finding the Fourth Proportional to 607,887.69, 838,886 and 335,955.50

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Solution

The fourth proportional to 607,887.69, 838,886 and 335,955.50 is: 463,619.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,887.69 : 838,886 = 335,955.50 : x
  2. Step 2: Convert to fraction form
    607,887.69/838,886 = 335,955.50/x
  3. Step 3: Cross multiply
    607,887.69x = 838,886 × 335,955.50
  4. Step 4: Simplify right side
    607,887.69x = 281,828,365,573
  5. Step 5: Solve for x
    x = 281,828,365,573/607,887.69
  6. Step 6: Final answer
    x = 463,619.14

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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.