Home / 877,941.73-1,315,896.04-403,631.65

Finding the Fourth Proportional to 877,941.73, 1,315,896.04 and 403,631.65

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Solution

The fourth proportional to 877,941.73, 1,315,896.04 and 403,631.65 is: 604,980.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,941.73 : 1,315,896.04 = 403,631.65 : x
  2. Step 2: Convert to fraction form
    877,941.73/1,315,896.04 = 403,631.65/x
  3. Step 3: Cross multiply
    877,941.73x = 1,315,896.04 × 403,631.65
  4. Step 4: Simplify right side
    877,941.73x = 531,137,289,853.67
  5. Step 5: Solve for x
    x = 531,137,289,853.67/877,941.73
  6. Step 6: Final answer
    x = 604,980.12

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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.