Finding the Fourth Proportional to 509,387.19, 702,913.17 and 294,541.17
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Solution
The fourth proportional to 509,387.19, 702,913.17 and 294,541.17 is: 406,443.02
Step by Step Solution
- Step 1: Write the proportion equation
509,387.19 : 702,913.17 = 294,541.17 : x - Step 2: Convert to fraction form
509,387.19/702,913.17 = 294,541.17/x - Step 3: Cross multiply
509,387.19x = 702,913.17 × 294,541.17 - Step 4: Simplify right side
509,387.19x = 207,036,867,500.21 - Step 5: Solve for x
x = 207,036,867,500.21/509,387.19 - Step 6: Final answer
x = 406,443.02
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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.