Finding the Fourth Proportional to 632,205.24, 947,309.10 and 513,295.62
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Solution
The fourth proportional to 632,205.24, 947,309.10 and 513,295.62 is: 769,132.52
Step by Step Solution
- Step 1: Write the proportion equation
632,205.24 : 947,309.10 = 513,295.62 : x - Step 2: Convert to fraction form
632,205.24/947,309.10 = 513,295.62/x - Step 3: Cross multiply
632,205.24x = 947,309.10 × 513,295.62 - Step 4: Simplify right side
632,205.24x = 486,249,611,816.14 - Step 5: Solve for x
x = 486,249,611,816.14/632,205.24 - Step 6: Final answer
x = 769,132.52
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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.