Home / 1,164,999.12-1,747,599.72-355,565.98

Finding the Fourth Proportional to 1,164,999.12, 1,747,599.72 and 355,565.98

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Solution

The fourth proportional to 1,164,999.12, 1,747,599.72 and 355,565.98 is: 533,379.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,164,999.12 : 1,747,599.72 = 355,565.98 : x
  2. Step 2: Convert to fraction form
    1,164,999.12/1,747,599.72 = 355,565.98/x
  3. Step 3: Cross multiply
    1,164,999.12x = 1,747,599.72 × 355,565.98
  4. Step 4: Simplify right side
    1,164,999.12x = 621,387,007,089.53
  5. Step 5: Solve for x
    x = 621,387,007,089.53/1,164,999.12
  6. Step 6: Final answer
    x = 533,379.81

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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.