Finding the Fourth Proportional to 901,296.36, 1,243,925.58 and 514,109.88
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Solution
The fourth proportional to 901,296.36, 1,243,925.58 and 514,109.88 is: 709,549.55
Step by Step Solution
- Step 1: Write the proportion equation
901,296.36 : 1,243,925.58 = 514,109.88 : x - Step 2: Convert to fraction form
901,296.36/1,243,925.58 = 514,109.88/x - Step 3: Cross multiply
901,296.36x = 1,243,925.58 × 514,109.88 - Step 4: Simplify right side
901,296.36x = 639,514,430,662.73 - Step 5: Solve for x
x = 639,514,430,662.73/901,296.36 - Step 6: Final answer
x = 709,549.55
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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.