Finding the Fourth Proportional to 461,962.17, 637,503.62 and 255,230.26
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Solution
The fourth proportional to 461,962.17, 637,503.62 and 255,230.26 is: 352,215.45
Step by Step Solution
- Step 1: Write the proportion equation
461,962.17 : 637,503.62 = 255,230.26 : x - Step 2: Convert to fraction form
461,962.17/637,503.62 = 255,230.26/x - Step 3: Cross multiply
461,962.17x = 637,503.62 × 255,230.26 - Step 4: Simplify right side
461,962.17x = 162,710,211,813.63 - Step 5: Solve for x
x = 162,710,211,813.63/461,962.17 - Step 6: Final answer
x = 352,215.45
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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.