Finding the Fourth Proportional to 887,427.68, 1,224,650.17 and 479,529.51
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Solution
The fourth proportional to 887,427.68, 1,224,650.17 and 479,529.51 is: 661,750.70
Step by Step Solution
- Step 1: Write the proportion equation
887,427.68 : 1,224,650.17 = 479,529.51 : x - Step 2: Convert to fraction form
887,427.68/1,224,650.17 = 479,529.51/x - Step 3: Cross multiply
887,427.68x = 1,224,650.17 × 479,529.51 - Step 4: Simplify right side
887,427.68x = 587,255,887,420.62 - Step 5: Solve for x
x = 587,255,887,420.62/887,427.68 - Step 6: Final answer
x = 661,750.70
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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.