Finding the Fourth Proportional to 950,232, 1,311,341.28 and 542,325.68
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Solution
The fourth proportional to 950,232, 1,311,341.28 and 542,325.68 is: 748,421.49
Step by Step Solution
- Step 1: Write the proportion equation
950,232 : 1,311,341.28 = 542,325.68 : x - Step 2: Convert to fraction form
950,232/1,311,341.28 = 542,325.68/x - Step 3: Cross multiply
950,232x = 1,311,341.28 × 542,325.68 - Step 4: Simplify right side
950,232x = 711,174,051,388.07 - Step 5: Solve for x
x = 711,174,051,388.07/950,232 - Step 6: Final answer
x = 748,421.49
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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.