Finding the Fourth Proportional to 904,948.84, 1,248,367.44 and 577,918.18
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Solution
The fourth proportional to 904,948.84, 1,248,367.44 and 577,918.18 is: 797,232.07
Step by Step Solution
- Step 1: Write the proportion equation
904,948.84 : 1,248,367.44 = 577,918.18 : x - Step 2: Convert to fraction form
904,948.84/1,248,367.44 = 577,918.18/x - Step 3: Cross multiply
904,948.84x = 1,248,367.44 × 577,918.18 - Step 4: Simplify right side
904,948.84x = 721,454,238,896.06 - Step 5: Solve for x
x = 721,454,238,896.06/904,948.84 - Step 6: Final answer
x = 797,232.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.