Finding the Fourth Proportional to 977,169.94, 1,348,486.41 and 547,454.14
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Solution
The fourth proportional to 977,169.94, 1,348,486.41 and 547,454.14 is: 755,482.17
Step by Step Solution
- Step 1: Write the proportion equation
977,169.94 : 1,348,486.41 = 547,454.14 : x - Step 2: Convert to fraction form
977,169.94/1,348,486.41 = 547,454.14/x - Step 3: Cross multiply
977,169.94x = 1,348,486.41 × 547,454.14 - Step 4: Simplify right side
977,169.94x = 738,234,467,888.24 - Step 5: Solve for x
x = 738,234,467,888.24/977,169.94 - Step 6: Final answer
x = 755,482.17
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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.