Home / 429,014.14-643,413.24-176,365.08

Finding the Fourth Proportional to 429,014.14, 643,413.24 and 176,365.08

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Solution

The fourth proportional to 429,014.14, 643,413.24 and 176,365.08 is: 264,503.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,014.14 : 643,413.24 = 176,365.08 : x
  2. Step 2: Convert to fraction form
    429,014.14/643,413.24 = 176,365.08/x
  3. Step 3: Cross multiply
    429,014.14x = 643,413.24 × 176,365.08
  4. Step 4: Simplify right side
    429,014.14x = 113,475,627,545.66
  5. Step 5: Solve for x
    x = 113,475,627,545.66/429,014.14
  6. Step 6: Final answer
    x = 264,503.24

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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.