Finding the Fourth Proportional to 977,844.76, 1,466,398.49 and 409,265.26
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Solution
The fourth proportional to 977,844.76, 1,466,398.49 and 409,265.26 is: 613,743.59
Step by Step Solution
- Step 1: Write the proportion equation
977,844.76 : 1,466,398.49 = 409,265.26 : x - Step 2: Convert to fraction form
977,844.76/1,466,398.49 = 409,265.26/x - Step 3: Cross multiply
977,844.76x = 1,466,398.49 × 409,265.26 - Step 4: Simplify right side
977,844.76x = 600,145,953,561.14 - Step 5: Solve for x
x = 600,145,953,561.14/977,844.76 - Step 6: Final answer
x = 613,743.59
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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.