Finding the Fourth Proportional to 439,023.62, 605,852.61 and 237,819.62
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Solution
The fourth proportional to 439,023.62, 605,852.61 and 237,819.62 is: 328,191.08
Step by Step Solution
- Step 1: Write the proportion equation
439,023.62 : 605,852.61 = 237,819.62 : x - Step 2: Convert to fraction form
439,023.62/605,852.61 = 237,819.62/x - Step 3: Cross multiply
439,023.62x = 605,852.61 × 237,819.62 - Step 4: Simplify right side
439,023.62x = 144,083,637,486.21 - Step 5: Solve for x
x = 144,083,637,486.21/439,023.62 - Step 6: Final answer
x = 328,191.08
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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.