Finding the Fourth Proportional to 927,501.98, 1,279,312.45 and 652,442.99
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Solution
The fourth proportional to 927,501.98, 1,279,312.45 and 652,442.99 is: 899,920.92
Step by Step Solution
- Step 1: Write the proportion equation
927,501.98 : 1,279,312.45 = 652,442.99 : x - Step 2: Convert to fraction form
927,501.98/1,279,312.45 = 652,442.99/x - Step 3: Cross multiply
927,501.98x = 1,279,312.45 × 652,442.99 - Step 4: Simplify right side
927,501.98x = 834,678,431,994.56 - Step 5: Solve for x
x = 834,678,431,994.56/927,501.98 - Step 6: Final answer
x = 899,920.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.