Home / 384,948.49-577,413.01-104,458.45

Finding the Fourth Proportional to 384,948.49, 577,413.01 and 104,458.45

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Solution

The fourth proportional to 384,948.49, 577,413.01 and 104,458.45 is: 156,685.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,948.49 : 577,413.01 = 104,458.45 : x
  2. Step 2: Convert to fraction form
    384,948.49/577,413.01 = 104,458.45/x
  3. Step 3: Cross multiply
    384,948.49x = 577,413.01 × 104,458.45
  4. Step 4: Simplify right side
    384,948.49x = 60,315,664,886.22
  5. Step 5: Solve for x
    x = 60,315,664,886.22/384,948.49
  6. Step 6: Final answer
    x = 156,685.03

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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.