Finding the Fourth Proportional to 710,091.74, 1,065,159.48 and 310,526.84
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Solution
The fourth proportional to 710,091.74, 1,065,159.48 and 310,526.84 is: 465,799.82
Step by Step Solution
- Step 1: Write the proportion equation
710,091.74 : 1,065,159.48 = 310,526.84 : x - Step 2: Convert to fraction form
710,091.74/1,065,159.48 = 310,526.84/x - Step 3: Cross multiply
710,091.74x = 1,065,159.48 × 310,526.84 - Step 4: Simplify right side
710,091.74x = 330,760,607,420.44 - Step 5: Solve for x
x = 330,760,607,420.44/710,091.74 - Step 6: Final answer
x = 465,799.82
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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.