Home / 879,397.54-1,319,147.34-248,258.50

Finding the Fourth Proportional to 879,397.54, 1,319,147.34 and 248,258.50

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Solution

The fourth proportional to 879,397.54, 1,319,147.34 and 248,258.50 is: 372,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,397.54 : 1,319,147.34 = 248,258.50 : x
  2. Step 2: Convert to fraction form
    879,397.54/1,319,147.34 = 248,258.50/x
  3. Step 3: Cross multiply
    879,397.54x = 1,319,147.34 × 248,258.50
  4. Step 4: Simplify right side
    879,397.54x = 327,489,539,907.39
  5. Step 5: Solve for x
    x = 327,489,539,907.39/879,397.54
  6. Step 6: Final answer
    x = 372,402.16

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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.