Finding the Fourth Proportional to 302,430.65, 417,350.99 and 166,461.68
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Solution
The fourth proportional to 302,430.65, 417,350.99 and 166,461.68 is: 229,715.29
Step by Step Solution
- Step 1: Write the proportion equation
302,430.65 : 417,350.99 = 166,461.68 : x - Step 2: Convert to fraction form
302,430.65/417,350.99 = 166,461.68/x - Step 3: Cross multiply
302,430.65x = 417,350.99 × 166,461.68 - Step 4: Simplify right side
302,430.65x = 69,472,944,026.00 - Step 5: Solve for x
x = 69,472,944,026.00/302,430.65 - Step 6: Final answer
x = 229,715.29
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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.