Finding the Fourth Proportional to 509,397.44, 702,927.28 and 294,551.44
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Solution
The fourth proportional to 509,397.44, 702,927.28 and 294,551.44 is: 406,457.17
Step by Step Solution
- Step 1: Write the proportion equation
509,397.44 : 702,927.28 = 294,551.44 : x - Step 2: Convert to fraction form
509,397.44/702,927.28 = 294,551.44/x - Step 3: Cross multiply
509,397.44x = 702,927.28 × 294,551.44 - Step 4: Simplify right side
509,397.44x = 207,048,242,539.28 - Step 5: Solve for x
x = 207,048,242,539.28/509,397.44 - Step 6: Final answer
x = 406,457.17
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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.