Finding the Fourth Proportional to 307,572.57, 461,356.02 and 97,210.62
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Solution
The fourth proportional to 307,572.57, 461,356.02 and 97,210.62 is: 145,815.03
Step by Step Solution
- Step 1: Write the proportion equation
307,572.57 : 461,356.02 = 97,210.62 : x - Step 2: Convert to fraction form
307,572.57/461,356.02 = 97,210.62/x - Step 3: Cross multiply
307,572.57x = 461,356.02 × 97,210.62 - Step 4: Simplify right side
307,572.57x = 44,848,704,744.93 - Step 5: Solve for x
x = 44,848,704,744.93/307,572.57 - Step 6: Final answer
x = 145,815.03
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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.