Finding the Fourth Proportional to 761,718.54, 1,050,625.71 and 503,296.14
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Solution
The fourth proportional to 761,718.54, 1,050,625.71 and 503,296.14 is: 694,187.99
Step by Step Solution
- Step 1: Write the proportion equation
761,718.54 : 1,050,625.71 = 503,296.14 : x - Step 2: Convert to fraction form
761,718.54/1,050,625.71 = 503,296.14/x - Step 3: Cross multiply
761,718.54x = 1,050,625.71 × 503,296.14 - Step 4: Simplify right side
761,718.54x = 528,775,864,427.76 - Step 5: Solve for x
x = 528,775,864,427.76/761,718.54 - Step 6: Final answer
x = 694,187.99
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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.