Finding the Fourth Proportional to 578,508.76, 867,674.04 and 157,817.44
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Solution
The fourth proportional to 578,508.76, 867,674.04 and 157,817.44 is: 236,701.85
Step by Step Solution
- Step 1: Write the proportion equation
578,508.76 : 867,674.04 = 157,817.44 : x - Step 2: Convert to fraction form
578,508.76/867,674.04 = 157,817.44/x - Step 3: Cross multiply
578,508.76x = 867,674.04 × 157,817.44 - Step 4: Simplify right side
578,508.76x = 136,934,095,747.26 - Step 5: Solve for x
x = 136,934,095,747.26/578,508.76 - Step 6: Final answer
x = 236,701.85
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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.