Finding the Fourth Proportional to 779,296.68, 1,167,911.66 and 400,202.10
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Solution
The fourth proportional to 779,296.68, 1,167,911.66 and 400,202.10 is: 599,772.47
Step by Step Solution
- Step 1: Write the proportion equation
779,296.68 : 1,167,911.66 = 400,202.10 : x - Step 2: Convert to fraction form
779,296.68/1,167,911.66 = 400,202.10/x - Step 3: Cross multiply
779,296.68x = 1,167,911.66 × 400,202.10 - Step 4: Simplify right side
779,296.68x = 467,400,696,945.48 - Step 5: Solve for x
x = 467,400,696,945.48/779,296.68 - Step 6: Final answer
x = 599,772.47
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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.