Home / 790,377.90-1,185,567.70-369,949.02

Finding the Fourth Proportional to 790,377.90, 1,185,567.70 and 369,949.02

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Solution

The fourth proportional to 790,377.90, 1,185,567.70 and 369,949.02 is: 554,923.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,377.90 : 1,185,567.70 = 369,949.02 : x
  2. Step 2: Convert to fraction form
    790,377.90/1,185,567.70 = 369,949.02/x
  3. Step 3: Cross multiply
    790,377.90x = 1,185,567.70 × 369,949.02
  4. Step 4: Simplify right side
    790,377.90x = 438,599,608,758.65
  5. Step 5: Solve for x
    x = 438,599,608,758.65/790,377.90
  6. Step 6: Final answer
    x = 554,923.93

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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.