Finding the Fourth Proportional to 692,332.95, 955,419.93 and 382,235.79
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Solution
The fourth proportional to 692,332.95, 955,419.93 and 382,235.79 is: 527,485.64
Step by Step Solution
- Step 1: Write the proportion equation
692,332.95 : 955,419.93 = 382,235.79 : x - Step 2: Convert to fraction form
692,332.95/955,419.93 = 382,235.79/x - Step 3: Cross multiply
692,332.95x = 955,419.93 × 382,235.79 - Step 4: Simplify right side
692,332.95x = 365,195,691,725.30 - Step 5: Solve for x
x = 365,195,691,725.30/692,332.95 - Step 6: Final answer
x = 527,485.64
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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.