Home / 804,326.41-1,109,692.65-514,107.73

Finding the Fourth Proportional to 804,326.41, 1,109,692.65 and 514,107.73

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Solution

The fourth proportional to 804,326.41, 1,109,692.65 and 514,107.73 is: 709,291.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,326.41 : 1,109,692.65 = 514,107.73 : x
  2. Step 2: Convert to fraction form
    804,326.41/1,109,692.65 = 514,107.73/x
  3. Step 3: Cross multiply
    804,326.41x = 1,109,692.65 × 514,107.73
  4. Step 4: Simplify right side
    804,326.41x = 570,501,569,289.19
  5. Step 5: Solve for x
    x = 570,501,569,289.19/804,326.41
  6. Step 6: Final answer
    x = 709,291.11

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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.