Home / 790,379.46-1,185,570.05-369,950.58

Finding the Fourth Proportional to 790,379.46, 1,185,570.05 and 369,950.58

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Solution

The fourth proportional to 790,379.46, 1,185,570.05 and 369,950.58 is: 554,926.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,379.46 : 1,185,570.05 = 369,950.58 : x
  2. Step 2: Convert to fraction form
    790,379.46/1,185,570.05 = 369,950.58/x
  3. Step 3: Cross multiply
    790,379.46x = 1,185,570.05 × 369,950.58
  4. Step 4: Simplify right side
    790,379.46x = 438,602,325,778.38
  5. Step 5: Solve for x
    x = 438,602,325,778.38/790,379.46
  6. Step 6: Final answer
    x = 554,926.27

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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.