Finding the Fourth Proportional to 566,886.24, 782,293.62 and 312,261.12
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Solution
The fourth proportional to 566,886.24, 782,293.62 and 312,261.12 is: 430,915.17
Step by Step Solution
- Step 1: Write the proportion equation
566,886.24 : 782,293.62 = 312,261.12 : x - Step 2: Convert to fraction form
566,886.24/782,293.62 = 312,261.12/x - Step 3: Cross multiply
566,886.24x = 782,293.62 × 312,261.12 - Step 4: Simplify right side
566,886.24x = 244,279,881,950.05 - Step 5: Solve for x
x = 244,279,881,950.05/566,886.24 - Step 6: Final answer
x = 430,915.17
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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.