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Finding the Fourth Proportional to 335,547.80, 463,063.86 and 190,363.36

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Solution

The fourth proportional to 335,547.80, 463,063.86 and 190,363.36 is: 262,705.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,547.80 : 463,063.86 = 190,363.36 : x
  2. Step 2: Convert to fraction form
    335,547.80/463,063.86 = 190,363.36/x
  3. Step 3: Cross multiply
    335,547.80x = 463,063.86 × 190,363.36
  4. Step 4: Simplify right side
    335,547.80x = 88,150,392,284.17
  5. Step 5: Solve for x
    x = 88,150,392,284.17/335,547.80
  6. Step 6: Final answer
    x = 262,705.92

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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.