Finding the Fourth Proportional to 988,398.24, 1,482,597.36 and 240,437.76
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Solution
The fourth proportional to 988,398.24, 1,482,597.36 and 240,437.76 is: 360,656.64
Step by Step Solution
- Step 1: Write the proportion equation
988,398.24 : 1,482,597.36 = 240,437.76 : x - Step 2: Convert to fraction form
988,398.24/1,482,597.36 = 240,437.76/x - Step 3: Cross multiply
988,398.24x = 1,482,597.36 × 240,437.76 - Step 4: Simplify right side
988,398.24x = 356,472,388,220.31 - Step 5: Solve for x
x = 356,472,388,220.31/988,398.24 - Step 6: Final answer
x = 360,656.64
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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.