Home / 679,017.06-936,692.17-461,236.95

Finding the Fourth Proportional to 679,017.06, 936,692.17 and 461,236.95

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Solution

The fourth proportional to 679,017.06, 936,692.17 and 461,236.95 is: 636,268.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,017.06 : 936,692.17 = 461,236.95 : x
  2. Step 2: Convert to fraction form
    679,017.06/936,692.17 = 461,236.95/x
  3. Step 3: Cross multiply
    679,017.06x = 936,692.17 × 461,236.95
  4. Step 4: Simplify right side
    679,017.06x = 432,037,038,426.59
  5. Step 5: Solve for x
    x = 432,037,038,426.59/679,017.06
  6. Step 6: Final answer
    x = 636,268.31

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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.