Finding the Fourth Proportional to 745,420.08, 1,118,696.58 and 546,260.52
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Solution
The fourth proportional to 745,420.08, 1,118,696.58 and 546,260.52 is: 819,805.89
Step by Step Solution
- Step 1: Write the proportion equation
745,420.08 : 1,118,696.58 = 546,260.52 : x - Step 2: Convert to fraction form
745,420.08/1,118,696.58 = 546,260.52/x - Step 3: Cross multiply
745,420.08x = 1,118,696.58 × 546,260.52 - Step 4: Simplify right side
745,420.08x = 611,099,775,513.02 - Step 5: Solve for x
x = 611,099,775,513.02/745,420.08 - Step 6: Final answer
x = 819,805.89
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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.