Finding the Fourth Proportional to 752,266.08, 1,038,109.11 and 416,594.70
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Solution
The fourth proportional to 752,266.08, 1,038,109.11 and 416,594.70 is: 574,890.67
Step by Step Solution
- Step 1: Write the proportion equation
752,266.08 : 1,038,109.11 = 416,594.70 : x - Step 2: Convert to fraction form
752,266.08/1,038,109.11 = 416,594.70/x - Step 3: Cross multiply
752,266.08x = 1,038,109.11 × 416,594.70 - Step 4: Simplify right side
752,266.08x = 432,470,753,247.72 - Step 5: Solve for x
x = 432,470,753,247.72/752,266.08 - Step 6: Final answer
x = 574,890.67
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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.