Finding the Fourth Proportional to 473,609.08, 709,801.26 and 354,344.68
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Solution
The fourth proportional to 473,609.08, 709,801.26 and 354,344.68 is: 531,058.86
Step by Step Solution
- Step 1: Write the proportion equation
473,609.08 : 709,801.26 = 354,344.68 : x - Step 2: Convert to fraction form
473,609.08/709,801.26 = 354,344.68/x - Step 3: Cross multiply
473,609.08x = 709,801.26 × 354,344.68 - Step 4: Simplify right side
473,609.08x = 251,514,300,338.30 - Step 5: Solve for x
x = 251,514,300,338.30/473,609.08 - Step 6: Final answer
x = 531,058.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.