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Finding the Fourth Proportional to 348,590.68, 480,945.44 and 195,606.38

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Solution

The fourth proportional to 348,590.68, 480,945.44 and 195,606.38 is: 269,875.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,590.68 : 480,945.44 = 195,606.38 : x
  2. Step 2: Convert to fraction form
    348,590.68/480,945.44 = 195,606.38/x
  3. Step 3: Cross multiply
    348,590.68x = 480,945.44 × 195,606.38
  4. Step 4: Simplify right side
    348,590.68x = 94,075,996,495.91
  5. Step 5: Solve for x
    x = 94,075,996,495.91/348,590.68
  6. Step 6: Final answer
    x = 269,875.25

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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.