Finding the Fourth Proportional to 245,851.80, 368,777.70 and 235,483.80
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Solution
The fourth proportional to 245,851.80, 368,777.70 and 235,483.80 is: 353,225.70
Step by Step Solution
- Step 1: Write the proportion equation
245,851.80 : 368,777.70 = 235,483.80 : x - Step 2: Convert to fraction form
245,851.80/368,777.70 = 235,483.80/x - Step 3: Cross multiply
245,851.80x = 368,777.70 × 235,483.80 - Step 4: Simplify right side
245,851.80x = 86,841,174,151.26 - Step 5: Solve for x
x = 86,841,174,151.26/245,851.80 - Step 6: Final answer
x = 353,225.70
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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.