Finding the Fourth Proportional to 725,822.58, 1,001,691.21 and 435,445.05
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Solution
The fourth proportional to 725,822.58, 1,001,691.21 and 435,445.05 is: 600,947.80
Step by Step Solution
- Step 1: Write the proportion equation
725,822.58 : 1,001,691.21 = 435,445.05 : x - Step 2: Convert to fraction form
725,822.58/1,001,691.21 = 435,445.05/x - Step 3: Cross multiply
725,822.58x = 1,001,691.21 × 435,445.05 - Step 4: Simplify right side
725,822.58x = 436,181,479,023.01 - Step 5: Solve for x
x = 436,181,479,023.01/725,822.58 - Step 6: Final answer
x = 600,947.80
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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.