Finding the Fourth Proportional to 577,783.48, 866,672.70 and 157,058.14
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Solution
The fourth proportional to 577,783.48, 866,672.70 and 157,058.14 is: 235,586.52
Step by Step Solution
- Step 1: Write the proportion equation
577,783.48 : 866,672.70 = 157,058.14 : x - Step 2: Convert to fraction form
577,783.48/866,672.70 = 157,058.14/x - Step 3: Cross multiply
577,783.48x = 866,672.70 × 157,058.14 - Step 4: Simplify right side
577,783.48x = 136,118,002,250.78 - Step 5: Solve for x
x = 136,118,002,250.78/577,783.48 - Step 6: Final answer
x = 235,586.52
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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.