Finding the Fourth Proportional to 466,277.70, 699,416.55 and 458,501.70
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Solution
The fourth proportional to 466,277.70, 699,416.55 and 458,501.70 is: 687,752.55
Step by Step Solution
- Step 1: Write the proportion equation
466,277.70 : 699,416.55 = 458,501.70 : x - Step 2: Convert to fraction form
466,277.70/699,416.55 = 458,501.70/x - Step 3: Cross multiply
466,277.70x = 699,416.55 × 458,501.70 - Step 4: Simplify right side
466,277.70x = 320,683,677,183.14 - Step 5: Solve for x
x = 320,683,677,183.14/466,277.70 - Step 6: Final answer
x = 687,752.55
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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.