Finding the Fourth Proportional to 902,438.74, 1,353,959.61 and 295,254.87
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Solution
The fourth proportional to 902,438.74, 1,353,959.61 and 295,254.87 is: 442,980.95
Step by Step Solution
- Step 1: Write the proportion equation
902,438.74 : 1,353,959.61 = 295,254.87 : x - Step 2: Convert to fraction form
902,438.74/1,353,959.61 = 295,254.87/x - Step 3: Cross multiply
902,438.74x = 1,353,959.61 × 295,254.87 - Step 4: Simplify right side
902,438.74x = 399,763,168,635.80 - Step 5: Solve for x
x = 399,763,168,635.80/902,438.74 - Step 6: Final answer
x = 442,980.95
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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.