Finding the Fourth Proportional to 346,784.70, 520,177.05 and 97,466.70
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Solution
The fourth proportional to 346,784.70, 520,177.05 and 97,466.70 is: 146,200.05
Step by Step Solution
- Step 1: Write the proportion equation
346,784.70 : 520,177.05 = 97,466.70 : x - Step 2: Convert to fraction form
346,784.70/520,177.05 = 97,466.70/x - Step 3: Cross multiply
346,784.70x = 520,177.05 × 97,466.70 - Step 4: Simplify right side
346,784.70x = 50,699,940,479.24 - Step 5: Solve for x
x = 50,699,940,479.24/346,784.70 - Step 6: Final answer
x = 146,200.05
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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.