Finding the Fourth Proportional to 683,101.80, 1,024,652.70 and 209,725.65
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Solution
The fourth proportional to 683,101.80, 1,024,652.70 and 209,725.65 is: 314,588.48
Step by Step Solution
- Step 1: Write the proportion equation
683,101.80 : 1,024,652.70 = 209,725.65 : x - Step 2: Convert to fraction form
683,101.80/1,024,652.70 = 209,725.65/x - Step 3: Cross multiply
683,101.80x = 1,024,652.70 × 209,725.65 - Step 4: Simplify right side
683,101.80x = 214,895,953,531.76 - Step 5: Solve for x
x = 214,895,953,531.76/683,101.80 - Step 6: Final answer
x = 314,588.48
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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.