Home / 790,554.06-1,090,963.37-427,977.81

Finding the Fourth Proportional to 790,554.06, 1,090,963.37 and 427,977.81

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Solution

The fourth proportional to 790,554.06, 1,090,963.37 and 427,977.81 is: 590,608.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,554.06 : 1,090,963.37 = 427,977.81 : x
  2. Step 2: Convert to fraction form
    790,554.06/1,090,963.37 = 427,977.81/x
  3. Step 3: Cross multiply
    790,554.06x = 1,090,963.37 × 427,977.81
  4. Step 4: Simplify right side
    790,554.06x = 466,908,114,952.76
  5. Step 5: Solve for x
    x = 466,908,114,952.76/790,554.06
  6. Step 6: Final answer
    x = 590,608.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.