Finding the Fourth Proportional to 473,805.63, 710,603.82 and 136,773.09
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Solution
The fourth proportional to 473,805.63, 710,603.82 and 136,773.09 is: 205,129.43
Step by Step Solution
- Step 1: Write the proportion equation
473,805.63 : 710,603.82 = 136,773.09 : x - Step 2: Convert to fraction form
473,805.63/710,603.82 = 136,773.09/x - Step 3: Cross multiply
473,805.63x = 710,603.82 × 136,773.09 - Step 4: Simplify right side
473,805.63x = 97,191,480,227.20 - Step 5: Solve for x
x = 97,191,480,227.20/473,805.63 - Step 6: Final answer
x = 205,129.43
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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.