Home / 737,413.11-1,106,123.18-257,638.91

Finding the Fourth Proportional to 737,413.11, 1,106,123.18 and 257,638.91

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Solution

The fourth proportional to 737,413.11, 1,106,123.18 and 257,638.91 is: 386,459.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,413.11 : 1,106,123.18 = 257,638.91 : x
  2. Step 2: Convert to fraction form
    737,413.11/1,106,123.18 = 257,638.91/x
  3. Step 3: Cross multiply
    737,413.11x = 1,106,123.18 × 257,638.91
  4. Step 4: Simplify right side
    737,413.11x = 284,980,370,420.93
  5. Step 5: Solve for x
    x = 284,980,370,420.93/737,413.11
  6. Step 6: Final answer
    x = 386,459.59

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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.