Home / 877,477.65-1,316,296.79-246,387.21

Finding the Fourth Proportional to 877,477.65, 1,316,296.79 and 246,387.21

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Solution

The fourth proportional to 877,477.65, 1,316,296.79 and 246,387.21 is: 369,603.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,477.65 : 1,316,296.79 = 246,387.21 : x
  2. Step 2: Convert to fraction form
    877,477.65/1,316,296.79 = 246,387.21/x
  3. Step 3: Cross multiply
    877,477.65x = 1,316,296.79 × 246,387.21
  4. Step 4: Simplify right side
    877,477.65x = 324,318,693,620.06
  5. Step 5: Solve for x
    x = 324,318,693,620.06/877,477.65
  6. Step 6: Final answer
    x = 369,603.37

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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.