Home / 1,177,973.91-1,766,750.52-313,413.79

Finding the Fourth Proportional to 1,177,973.91, 1,766,750.52 and 313,413.79

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Solution

The fourth proportional to 1,177,973.91, 1,766,750.52 and 313,413.79 is: 470,064.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,973.91 : 1,766,750.52 = 313,413.79 : x
  2. Step 2: Convert to fraction form
    1,177,973.91/1,766,750.52 = 313,413.79/x
  3. Step 3: Cross multiply
    1,177,973.91x = 1,766,750.52 × 313,413.79
  4. Step 4: Simplify right side
    1,177,973.91x = 553,723,975,674.14
  5. Step 5: Solve for x
    x = 553,723,975,674.14/1,177,973.91
  6. Step 6: Final answer
    x = 470,064.72

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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.