Finding the Fourth Proportional to 559,612.36, 772,262.50 and 304,963.48
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Solution
The fourth proportional to 559,612.36, 772,262.50 and 304,963.48 is: 420,848.20
Step by Step Solution
- Step 1: Write the proportion equation
559,612.36 : 772,262.50 = 304,963.48 : x - Step 2: Convert to fraction form
559,612.36/772,262.50 = 304,963.48/x - Step 3: Cross multiply
559,612.36x = 772,262.50 × 304,963.48 - Step 4: Simplify right side
559,612.36x = 235,511,854,087.37 - Step 5: Solve for x
x = 235,511,854,087.37/559,612.36 - Step 6: Final answer
x = 420,848.20
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1.5x scale
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.