Home / 1,226,830.86-1,840,270.86-328,271.18

Finding the Fourth Proportional to 1,226,830.86, 1,840,270.86 and 328,271.18

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Solution

The fourth proportional to 1,226,830.86, 1,840,270.86 and 328,271.18 is: 492,413.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,830.86 : 1,840,270.86 = 328,271.18 : x
  2. Step 2: Convert to fraction form
    1,226,830.86/1,840,270.86 = 328,271.18/x
  3. Step 3: Cross multiply
    1,226,830.86x = 1,840,270.86 × 328,271.18
  4. Step 4: Simplify right side
    1,226,830.86x = 604,107,877,530.46
  5. Step 5: Solve for x
    x = 604,107,877,530.46/1,226,830.86
  6. Step 6: Final answer
    x = 492,413.34

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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.