Finding the Fourth Proportional to 869,076, 1,303,555.68 and 237,995.28
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Solution
The fourth proportional to 869,076, 1,303,555.68 and 237,995.28 is: 356,976.95
Step by Step Solution
- Step 1: Write the proportion equation
869,076 : 1,303,555.68 = 237,995.28 : x - Step 2: Convert to fraction form
869,076/1,303,555.68 = 237,995.28/x - Step 3: Cross multiply
869,076x = 1,303,555.68 × 237,995.28 - Step 4: Simplify right side
869,076x = 310,240,099,057.19 - Step 5: Solve for x
x = 310,240,099,057.19/869,076 - Step 6: Final answer
x = 356,976.95
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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.