Finding the Fourth Proportional to 679,023.06, 936,700.44 and 461,242.95
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Solution
The fourth proportional to 679,023.06, 936,700.44 and 461,242.95 is: 636,276.59
Step by Step Solution
- Step 1: Write the proportion equation
679,023.06 : 936,700.44 = 461,242.95 : x - Step 2: Convert to fraction form
679,023.06/936,700.44 = 461,242.95/x - Step 3: Cross multiply
679,023.06x = 936,700.44 × 461,242.95 - Step 4: Simplify right side
679,023.06x = 432,046,474,211.90 - Step 5: Solve for x
x = 432,046,474,211.90/679,023.06 - Step 6: Final answer
x = 636,276.59
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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.