Finding the Fourth Proportional to 489,125.12, 733,719.06 and 169,307.82
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Solution
The fourth proportional to 489,125.12, 733,719.06 and 169,307.82 is: 253,972.59
Step by Step Solution
- Step 1: Write the proportion equation
489,125.12 : 733,719.06 = 169,307.82 : x - Step 2: Convert to fraction form
489,125.12/733,719.06 = 169,307.82/x - Step 3: Cross multiply
489,125.12x = 733,719.06 × 169,307.82 - Step 4: Simplify right side
489,125.12x = 124,224,374,541.05 - Step 5: Solve for x
x = 124,224,374,541.05/489,125.12 - Step 6: Final answer
x = 253,972.59
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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.