Finding the Fourth Proportional to 730,356.57, 1,095,501.99 and 490,571.50
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Solution
The fourth proportional to 730,356.57, 1,095,501.99 and 490,571.50 is: 735,835.17
Step by Step Solution
- Step 1: Write the proportion equation
730,356.57 : 1,095,501.99 = 490,571.50 : x - Step 2: Convert to fraction form
730,356.57/1,095,501.99 = 490,571.50/x - Step 3: Cross multiply
730,356.57x = 1,095,501.99 × 490,571.50 - Step 4: Simplify right side
730,356.57x = 537,422,054,630.23 - Step 5: Solve for x
x = 537,422,054,630.23/730,356.57 - Step 6: Final answer
x = 735,835.17
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1.5x scale
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.