Finding the Fourth Proportional to 499,349.80, 749,024.70 and 166,925.80
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Solution
The fourth proportional to 499,349.80, 749,024.70 and 166,925.80 is: 250,388.70
Step by Step Solution
- Step 1: Write the proportion equation
499,349.80 : 749,024.70 = 166,925.80 : x - Step 2: Convert to fraction form
499,349.80/749,024.70 = 166,925.80/x - Step 3: Cross multiply
499,349.80x = 749,024.70 × 166,925.80 - Step 4: Simplify right side
499,349.80x = 125,031,547,267.26 - Step 5: Solve for x
x = 125,031,547,267.26/499,349.80 - Step 6: Final answer
x = 250,388.70
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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.