Finding the Fourth Proportional to 801,083.71, 1,201,472.58 and 240,118.21
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Solution
The fourth proportional to 801,083.71, 1,201,472.58 and 240,118.21 is: 360,131.46
Step by Step Solution
- Step 1: Write the proportion equation
801,083.71 : 1,201,472.58 = 240,118.21 : x - Step 2: Convert to fraction form
801,083.71/1,201,472.58 = 240,118.21/x - Step 3: Cross multiply
801,083.71x = 1,201,472.58 × 240,118.21 - Step 4: Simplify right side
801,083.71x = 288,495,445,273.68 - Step 5: Solve for x
x = 288,495,445,273.68/801,083.71 - Step 6: Final answer
x = 360,131.46
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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.