Finding the Fourth Proportional to 742,583.08, 1,024,737.24 and 403,044.04
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Solution
The fourth proportional to 742,583.08, 1,024,737.24 and 403,044.04 is: 556,185.90
Step by Step Solution
- Step 1: Write the proportion equation
742,583.08 : 1,024,737.24 = 403,044.04 : x - Step 2: Convert to fraction form
742,583.08/1,024,737.24 = 403,044.04/x - Step 3: Cross multiply
742,583.08x = 1,024,737.24 × 403,044.04 - Step 4: Simplify right side
742,583.08x = 413,014,237,148.05 - Step 5: Solve for x
x = 413,014,237,148.05/742,583.08 - Step 6: Final answer
x = 556,185.90
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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.