Finding the Fourth Proportional to 318,457.24, 439,461.93 and 175,217.38
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Solution
The fourth proportional to 318,457.24, 439,461.93 and 175,217.38 is: 241,795.00
Step by Step Solution
- Step 1: Write the proportion equation
318,457.24 : 439,461.93 = 175,217.38 : x - Step 2: Convert to fraction form
318,457.24/439,461.93 = 175,217.38/x - Step 3: Cross multiply
318,457.24x = 439,461.93 × 175,217.38 - Step 4: Simplify right side
318,457.24x = 77,001,367,984.34 - Step 5: Solve for x
x = 77,001,367,984.34/318,457.24 - Step 6: Final answer
x = 241,795.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.