Finding the Fourth Proportional to 583,186.74, 874,648.88 and 209,209.74
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Solution
The fourth proportional to 583,186.74, 874,648.88 and 209,209.74 is: 313,767.53
Step by Step Solution
- Step 1: Write the proportion equation
583,186.74 : 874,648.88 = 209,209.74 : x - Step 2: Convert to fraction form
583,186.74/874,648.88 = 209,209.74/x - Step 3: Cross multiply
583,186.74x = 874,648.88 × 209,209.74 - Step 4: Simplify right side
583,186.74x = 182,985,063,730.04 - Step 5: Solve for x
x = 182,985,063,730.04/583,186.74 - Step 6: Final answer
x = 313,767.53
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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.