Home / 1,212,413.70-1,818,663.50-301,600.91

Finding the Fourth Proportional to 1,212,413.70, 1,818,663.50 and 301,600.91

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Solution

The fourth proportional to 1,212,413.70, 1,818,663.50 and 301,600.91 is: 452,412.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,413.70 : 1,818,663.50 = 301,600.91 : x
  2. Step 2: Convert to fraction form
    1,212,413.70/1,818,663.50 = 301,600.91/x
  3. Step 3: Cross multiply
    1,212,413.70x = 1,818,663.50 × 301,600.91
  4. Step 4: Simplify right side
    1,212,413.70x = 548,510,555,982.46
  5. Step 5: Solve for x
    x = 548,510,555,982.46/1,212,413.70
  6. Step 6: Final answer
    x = 452,412.04

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1.5x scale

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.