Finding the Fourth Proportional to 517,730.40, 776,478.54 and 202,024.80
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Solution
The fourth proportional to 517,730.40, 776,478.54 and 202,024.80 is: 302,991.52
Step by Step Solution
- Step 1: Write the proportion equation
517,730.40 : 776,478.54 = 202,024.80 : x - Step 2: Convert to fraction form
517,730.40/776,478.54 = 202,024.80/x - Step 3: Cross multiply
517,730.40x = 776,478.54 × 202,024.80 - Step 4: Simplify right side
517,730.40x = 156,867,921,747.79 - Step 5: Solve for x
x = 156,867,921,747.79/517,730.40 - Step 6: Final answer
x = 302,991.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.