Finding the Fourth Proportional to 1,227,803.08, 1,841,688.21 and 316,988.66
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Solution
The fourth proportional to 1,227,803.08, 1,841,688.21 and 316,988.66 is: 475,478.75
Step by Step Solution
- Step 1: Write the proportion equation
1,227,803.08 : 1,841,688.21 = 316,988.66 : x - Step 2: Convert to fraction form
1,227,803.08/1,841,688.21 = 316,988.66/x - Step 3: Cross multiply
1,227,803.08x = 1,841,688.21 × 316,988.66 - Step 4: Simplify right side
1,227,803.08x = 583,794,268,617.26 - Step 5: Solve for x
x = 583,794,268,617.26/1,227,803.08 - Step 6: Final answer
x = 475,478.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.