Finding the Fourth Proportional to 529,525.74, 730,851.86 and 314,624.50
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Solution
The fourth proportional to 529,525.74, 730,851.86 and 314,624.50 is: 434,244.99
Step by Step Solution
- Step 1: Write the proportion equation
529,525.74 : 730,851.86 = 314,624.50 : x - Step 2: Convert to fraction form
529,525.74/730,851.86 = 314,624.50/x - Step 3: Cross multiply
529,525.74x = 730,851.86 × 314,624.50 - Step 4: Simplify right side
529,525.74x = 229,943,901,026.57 - Step 5: Solve for x
x = 229,943,901,026.57/529,525.74 - Step 6: Final answer
x = 434,244.99
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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.