Finding the Fourth Proportional to 936,524.48, 1,292,403.78 and 506,804.58
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Solution
The fourth proportional to 936,524.48, 1,292,403.78 and 506,804.58 is: 699,390.32
Step by Step Solution
- Step 1: Write the proportion equation
936,524.48 : 1,292,403.78 = 506,804.58 : x - Step 2: Convert to fraction form
936,524.48/1,292,403.78 = 506,804.58/x - Step 3: Cross multiply
936,524.48x = 1,292,403.78 × 506,804.58 - Step 4: Simplify right side
936,524.48x = 654,996,154,913.31 - Step 5: Solve for x
x = 654,996,154,913.31/936,524.48 - Step 6: Final answer
x = 699,390.32
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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.