Finding the Fourth Proportional to 247,283.80, 370,925.70 and 194,139.70
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Solution
The fourth proportional to 247,283.80, 370,925.70 and 194,139.70 is: 291,209.55
Step by Step Solution
- Step 1: Write the proportion equation
247,283.80 : 370,925.70 = 194,139.70 : x - Step 2: Convert to fraction form
247,283.80/370,925.70 = 194,139.70/x - Step 3: Cross multiply
247,283.80x = 370,925.70 × 194,139.70 - Step 4: Simplify right side
247,283.80x = 72,011,404,120.29 - Step 5: Solve for x
x = 72,011,404,120.29/247,283.80 - Step 6: Final answer
x = 291,209.55
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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.