Finding the Fourth Proportional to 894,219.51, 1,234,010.99 and 486,312.52
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Solution
The fourth proportional to 894,219.51, 1,234,010.99 and 486,312.52 is: 671,104.79
Step by Step Solution
- Step 1: Write the proportion equation
894,219.51 : 1,234,010.99 = 486,312.52 : x - Step 2: Convert to fraction form
894,219.51/1,234,010.99 = 486,312.52/x - Step 3: Cross multiply
894,219.51x = 1,234,010.99 × 486,312.52 - Step 4: Simplify right side
894,219.51x = 600,114,994,254.60 - Step 5: Solve for x
x = 600,114,994,254.60/894,219.51 - Step 6: Final answer
x = 671,104.79
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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.