Finding the Fourth Proportional to 294,655.70, 441,983.55 and 97,663.70
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Solution
The fourth proportional to 294,655.70, 441,983.55 and 97,663.70 is: 146,495.55
Step by Step Solution
- Step 1: Write the proportion equation
294,655.70 : 441,983.55 = 97,663.70 : x - Step 2: Convert to fraction form
294,655.70/441,983.55 = 97,663.70/x - Step 3: Cross multiply
294,655.70x = 441,983.55 × 97,663.70 - Step 4: Simplify right side
294,655.70x = 43,165,748,832.14 - Step 5: Solve for x
x = 43,165,748,832.14/294,655.70 - Step 6: Final answer
x = 146,495.55
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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.