Home / 346,413.03-478,040.63-193,446.96

Finding the Fourth Proportional to 346,413.03, 478,040.63 and 193,446.96

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Solution

The fourth proportional to 346,413.03, 478,040.63 and 193,446.96 is: 266,951.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,413.03 : 478,040.63 = 193,446.96 : x
  2. Step 2: Convert to fraction form
    346,413.03/478,040.63 = 193,446.96/x
  3. Step 3: Cross multiply
    346,413.03x = 478,040.63 × 193,446.96
  4. Step 4: Simplify right side
    346,413.03x = 92,475,506,629.98
  5. Step 5: Solve for x
    x = 92,475,506,629.98/346,413.03
  6. Step 6: Final answer
    x = 266,951.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.