Finding the Fourth Proportional to 893,832.68, 1,233,886.70 and 531,373.88
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Solution
The fourth proportional to 893,832.68, 1,233,886.70 and 531,373.88 is: 733,532.32
Step by Step Solution
- Step 1: Write the proportion equation
893,832.68 : 1,233,886.70 = 531,373.88 : x - Step 2: Convert to fraction form
893,832.68/1,233,886.70 = 531,373.88/x - Step 3: Cross multiply
893,832.68x = 1,233,886.70 × 531,373.88 - Step 4: Simplify right side
893,832.68x = 655,655,163,259.40 - Step 5: Solve for x
x = 655,655,163,259.40/893,832.68 - Step 6: Final answer
x = 733,532.32
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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.