Finding the Fourth Proportional to 679,027.06, 936,705.96 and 461,246.96
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Solution
The fourth proportional to 679,027.06, 936,705.96 and 461,246.96 is: 636,282.12
Step by Step Solution
- Step 1: Write the proportion equation
679,027.06 : 936,705.96 = 461,246.96 : x - Step 2: Convert to fraction form
679,027.06/936,705.96 = 461,246.96/x - Step 3: Cross multiply
679,027.06x = 936,705.96 × 461,246.96 - Step 4: Simplify right side
679,027.06x = 432,052,776,463.88 - Step 5: Solve for x
x = 432,052,776,463.88/679,027.06 - Step 6: Final answer
x = 636,282.12
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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.