Finding the Fourth Proportional to 983,566.31, 1,475,757.93 and 470,973.60
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Solution
The fourth proportional to 983,566.31, 1,475,757.93 and 470,973.60 is: 706,655.99
Step by Step Solution
- Step 1: Write the proportion equation
983,566.31 : 1,475,757.93 = 470,973.60 : x - Step 2: Convert to fraction form
983,566.31/1,475,757.93 = 470,973.60/x - Step 3: Cross multiply
983,566.31x = 1,475,757.93 × 470,973.60 - Step 4: Simplify right side
983,566.31x = 695,043,025,020.65 - Step 5: Solve for x
x = 695,043,025,020.65/983,566.31 - Step 6: Final answer
x = 706,655.99
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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.