Finding the Fourth Proportional to 440,095.96, 607,342.08 and 268,021.99
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Solution
The fourth proportional to 440,095.96, 607,342.08 and 268,021.99 is: 369,876.23
Step by Step Solution
- Step 1: Write the proportion equation
440,095.96 : 607,342.08 = 268,021.99 : x - Step 2: Convert to fraction form
440,095.96/607,342.08 = 268,021.99/x - Step 3: Cross multiply
440,095.96x = 607,342.08 × 268,021.99 - Step 4: Simplify right side
440,095.96x = 162,781,032,892.34 - Step 5: Solve for x
x = 162,781,032,892.34/440,095.96 - Step 6: Final answer
x = 369,876.23
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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.