Finding the Fourth Proportional to 440,302.08, 607,620.24 and 239,098.08
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Solution
The fourth proportional to 440,302.08, 607,620.24 and 239,098.08 is: 329,957.18
Step by Step Solution
- Step 1: Write the proportion equation
440,302.08 : 607,620.24 = 239,098.08 : x - Step 2: Convert to fraction form
440,302.08/607,620.24 = 239,098.08/x - Step 3: Cross multiply
440,302.08x = 607,620.24 × 239,098.08 - Step 4: Simplify right side
440,302.08x = 145,280,832,753.14 - Step 5: Solve for x
x = 145,280,832,753.14/440,302.08 - Step 6: Final answer
x = 329,957.18
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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.