Home / 878,050.48-1,317,302.38-270,825.14

Finding the Fourth Proportional to 878,050.48, 1,317,302.38 and 270,825.14

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Solution

The fourth proportional to 878,050.48, 1,317,302.38 and 270,825.14 is: 406,307.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,050.48 : 1,317,302.38 = 270,825.14 : x
  2. Step 2: Convert to fraction form
    878,050.48/1,317,302.38 = 270,825.14/x
  3. Step 3: Cross multiply
    878,050.48x = 1,317,302.38 × 270,825.14
  4. Step 4: Simplify right side
    878,050.48x = 356,758,601,485.83
  5. Step 5: Solve for x
    x = 356,758,601,485.83/878,050.48
  6. Step 6: Final answer
    x = 406,307.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.