Home / 790,379.90-1,185,570.70-369,951.02

Finding the Fourth Proportional to 790,379.90, 1,185,570.70 and 369,951.02

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Solution

The fourth proportional to 790,379.90, 1,185,570.70 and 369,951.02 is: 554,926.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,379.90 : 1,185,570.70 = 369,951.02 : x
  2. Step 2: Convert to fraction form
    790,379.90/1,185,570.70 = 369,951.02/x
  3. Step 3: Cross multiply
    790,379.90x = 1,185,570.70 × 369,951.02
  4. Step 4: Simplify right side
    790,379.90x = 438,603,089,747.11
  5. Step 5: Solve for x
    x = 438,603,089,747.11/790,379.90
  6. Step 6: Final answer
    x = 554,926.93

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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.