Finding the Fourth Proportional to 747,854.94, 1,121,852.95 and 579,563.75
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Solution
The fourth proportional to 747,854.94, 1,121,852.95 and 579,563.75 is: 869,400.29
Step by Step Solution
- Step 1: Write the proportion equation
747,854.94 : 1,121,852.95 = 579,563.75 : x - Step 2: Convert to fraction form
747,854.94/1,121,852.95 = 579,563.75/x - Step 3: Cross multiply
747,854.94x = 1,121,852.95 × 579,563.75 - Step 4: Simplify right side
747,854.94x = 650,185,304,006.29 - Step 5: Solve for x
x = 650,185,304,006.29/747,854.94 - Step 6: Final answer
x = 869,400.29
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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.