Finding the Fourth Proportional to 424,962.19, 637,294.74 and 125,363.26
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Solution
The fourth proportional to 424,962.19, 637,294.74 and 125,363.26 is: 188,001.07
Step by Step Solution
- Step 1: Write the proportion equation
424,962.19 : 637,294.74 = 125,363.26 : x - Step 2: Convert to fraction form
424,962.19/637,294.74 = 125,363.26/x - Step 3: Cross multiply
424,962.19x = 637,294.74 × 125,363.26 - Step 4: Simplify right side
424,962.19x = 79,893,346,187.25 - Step 5: Solve for x
x = 79,893,346,187.25/424,962.19 - Step 6: Final answer
x = 188,001.07
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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.