Finding the Fourth Proportional to 683,264.79, 942,889.28 and 377,335.08
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Solution
The fourth proportional to 683,264.79, 942,889.28 and 377,335.08 is: 520,713.50
Step by Step Solution
- Step 1: Write the proportion equation
683,264.79 : 942,889.28 = 377,335.08 : x - Step 2: Convert to fraction form
683,264.79/942,889.28 = 377,335.08/x - Step 3: Cross multiply
683,264.79x = 942,889.28 × 377,335.08 - Step 4: Simplify right side
683,264.79x = 355,785,200,013.27 - Step 5: Solve for x
x = 355,785,200,013.27/683,264.79 - Step 6: Final answer
x = 520,713.50
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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.