Finding the Fourth Proportional to 346,803.63, 520,205.45 and 97,485.63
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Solution
The fourth proportional to 346,803.63, 520,205.45 and 97,485.63 is: 146,228.45
Step by Step Solution
- Step 1: Write the proportion equation
346,803.63 : 520,205.45 = 97,485.63 : x - Step 2: Convert to fraction form
346,803.63/520,205.45 = 97,485.63/x - Step 3: Cross multiply
346,803.63x = 520,205.45 × 97,485.63 - Step 4: Simplify right side
346,803.63x = 50,712,556,022.68 - Step 5: Solve for x
x = 50,712,556,022.68/346,803.63 - Step 6: Final answer
x = 146,228.45
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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.