Finding the Fourth Proportional to 736,663.80, 1,104,995.70 and 238,027.80
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Solution
The fourth proportional to 736,663.80, 1,104,995.70 and 238,027.80 is: 357,041.70
Step by Step Solution
- Step 1: Write the proportion equation
736,663.80 : 1,104,995.70 = 238,027.80 : x - Step 2: Convert to fraction form
736,663.80/1,104,995.70 = 238,027.80/x - Step 3: Cross multiply
736,663.80x = 1,104,995.70 × 238,027.80 - Step 4: Simplify right side
736,663.80x = 263,019,695,480.46 - Step 5: Solve for x
x = 263,019,695,480.46/736,663.80 - Step 6: Final answer
x = 357,041.70
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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.