Finding the Fourth Proportional to 297,948.99, 446,985.06 and 98,281.56
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Solution
The fourth proportional to 297,948.99, 446,985.06 and 98,281.56 is: 147,442.65
Step by Step Solution
- Step 1: Write the proportion equation
297,948.99 : 446,985.06 = 98,281.56 : x - Step 2: Convert to fraction form
297,948.99/446,985.06 = 98,281.56/x - Step 3: Cross multiply
297,948.99x = 446,985.06 × 98,281.56 - Step 4: Simplify right side
297,948.99x = 43,930,388,993.49 - Step 5: Solve for x
x = 43,930,388,993.49/297,948.99 - Step 6: Final answer
x = 147,442.65
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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.