Finding the Fourth Proportional to 260,020.11, 358,802.24 and 146,820.99
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Solution
The fourth proportional to 260,020.11, 358,802.24 and 146,820.99 is: 202,598.56
Step by Step Solution
- Step 1: Write the proportion equation
260,020.11 : 358,802.24 = 146,820.99 : x - Step 2: Convert to fraction form
260,020.11/358,802.24 = 146,820.99/x - Step 3: Cross multiply
260,020.11x = 358,802.24 × 146,820.99 - Step 4: Simplify right side
260,020.11x = 52,679,699,356.91 - Step 5: Solve for x
x = 52,679,699,356.91/260,020.11 - Step 6: Final answer
x = 202,598.56
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.