Home / 389,413.62-583,916.85-175,998.06

Finding the Fourth Proportional to 389,413.62, 583,916.85 and 175,998.06

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Solution

The fourth proportional to 389,413.62, 583,916.85 and 175,998.06 is: 263,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,413.62 : 583,916.85 = 175,998.06 : x
  2. Step 2: Convert to fraction form
    389,413.62/583,916.85 = 175,998.06/x
  3. Step 3: Cross multiply
    389,413.62x = 583,916.85 × 175,998.06
  4. Step 4: Simplify right side
    389,413.62x = 102,768,232,801.31
  5. Step 5: Solve for x
    x = 102,768,232,801.31/389,413.62
  6. Step 6: Final answer
    x = 263,905.08

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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.