Finding the Fourth Proportional to 528,177.24, 791,871.84 and 317,765.88
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Solution
The fourth proportional to 528,177.24, 791,871.84 and 317,765.88 is: 476,411.77
Step by Step Solution
- Step 1: Write the proportion equation
528,177.24 : 791,871.84 = 317,765.88 : x - Step 2: Convert to fraction form
528,177.24/791,871.84 = 317,765.88/x - Step 3: Cross multiply
528,177.24x = 791,871.84 × 317,765.88 - Step 4: Simplify right side
528,177.24x = 251,629,852,084.82 - Step 5: Solve for x
x = 251,629,852,084.82/528,177.24 - Step 6: Final answer
x = 476,411.77
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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.