Finding the Fourth Proportional to 626,962.41, 865,472.92 and 423,289.26
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Solution
The fourth proportional to 626,962.41, 865,472.92 and 423,289.26 is: 584,317.95
Step by Step Solution
- Step 1: Write the proportion equation
626,962.41 : 865,472.92 = 423,289.26 : x - Step 2: Convert to fraction form
626,962.41/865,472.92 = 423,289.26/x - Step 3: Cross multiply
626,962.41x = 865,472.92 × 423,289.26 - Step 4: Simplify right side
626,962.41x = 366,345,390,798.62 - Step 5: Solve for x
x = 366,345,390,798.62/626,962.41 - Step 6: Final answer
x = 584,317.95
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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.