Finding the Fourth Proportional to 293,398.20, 440,097.30 and 93,725.10
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Solution
The fourth proportional to 293,398.20, 440,097.30 and 93,725.10 is: 140,587.65
Step by Step Solution
- Step 1: Write the proportion equation
293,398.20 : 440,097.30 = 93,725.10 : x - Step 2: Convert to fraction form
293,398.20/440,097.30 = 93,725.10/x - Step 3: Cross multiply
293,398.20x = 440,097.30 × 93,725.10 - Step 4: Simplify right side
293,398.20x = 41,248,163,452.23 - Step 5: Solve for x
x = 41,248,163,452.23/293,398.20 - Step 6: Final answer
x = 140,587.65
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1.5x scale
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.