Finding the Fourth Proportional to 671,617.80, 1,006,505.10 and 547,201.80
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Solution
The fourth proportional to 671,617.80, 1,006,505.10 and 547,201.80 is: 820,051.82
Step by Step Solution
- Step 1: Write the proportion equation
671,617.80 : 1,006,505.10 = 547,201.80 : x - Step 2: Convert to fraction form
671,617.80/1,006,505.10 = 547,201.80/x - Step 3: Cross multiply
671,617.80x = 1,006,505.10 × 547,201.80 - Step 4: Simplify right side
671,617.80x = 550,761,402,429.18 - Step 5: Solve for x
x = 550,761,402,429.18/671,617.80 - Step 6: Final answer
x = 820,051.82
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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.