Finding the Fourth Proportional to 606,879.10, 909,115.80 and 532,083.70
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Solution
The fourth proportional to 606,879.10, 909,115.80 and 532,083.70 is: 797,070.95
Step by Step Solution
- Step 1: Write the proportion equation
606,879.10 : 909,115.80 = 532,083.70 : x - Step 2: Convert to fraction form
606,879.10/909,115.80 = 532,083.70/x - Step 3: Cross multiply
606,879.10x = 909,115.80 × 532,083.70 - Step 4: Simplify right side
606,879.10x = 483,725,698,592.46 - Step 5: Solve for x
x = 483,725,698,592.46/606,879.10 - Step 6: Final answer
x = 797,070.95
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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.