Finding the Fourth Proportional to 936,545.91, 1,292,433.25 and 506,826.06
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Solution
The fourth proportional to 936,545.91, 1,292,433.25 and 506,826.06 is: 699,419.91
Step by Step Solution
- Step 1: Write the proportion equation
936,545.91 : 1,292,433.25 = 506,826.06 : x - Step 2: Convert to fraction form
936,545.91/1,292,433.25 = 506,826.06/x - Step 3: Cross multiply
936,545.91x = 1,292,433.25 × 506,826.06 - Step 4: Simplify right side
936,545.91x = 655,038,851,910.50 - Step 5: Solve for x
x = 655,038,851,910.50/936,545.91 - Step 6: Final answer
x = 699,419.91
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.