Finding the Fourth Proportional to 700,885.56, 967,221.96 and 378,595.68
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Solution
The fourth proportional to 700,885.56, 967,221.96 and 378,595.68 is: 522,461.98
Step by Step Solution
- Step 1: Write the proportion equation
700,885.56 : 967,221.96 = 378,595.68 : x - Step 2: Convert to fraction form
700,885.56/967,221.96 = 378,595.68/x - Step 3: Cross multiply
700,885.56x = 967,221.96 × 378,595.68 - Step 4: Simplify right side
700,885.56x = 366,186,055,657.13 - Step 5: Solve for x
x = 366,186,055,657.13/700,885.56 - Step 6: Final answer
x = 522,461.98
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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.