Finding the Fourth Proportional to 578,425.44, 867,612.60 and 157,701.36
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Solution
The fourth proportional to 578,425.44, 867,612.60 and 157,701.36 is: 236,545.07
Step by Step Solution
- Step 1: Write the proportion equation
578,425.44 : 867,612.60 = 157,701.36 : x - Step 2: Convert to fraction form
578,425.44/867,612.60 = 157,701.36/x - Step 3: Cross multiply
578,425.44x = 867,612.60 × 157,701.36 - Step 4: Simplify right side
578,425.44x = 136,823,686,973.14 - Step 5: Solve for x
x = 136,823,686,973.14/578,425.44 - Step 6: Final answer
x = 236,545.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.