Finding the Fourth Proportional to 941,536.05, 1,299,342.11 and 533,679.45
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Solution
The fourth proportional to 941,536.05, 1,299,342.11 and 533,679.45 is: 736,490.32
Step by Step Solution
- Step 1: Write the proportion equation
941,536.05 : 1,299,342.11 = 533,679.45 : x - Step 2: Convert to fraction form
941,536.05/1,299,342.11 = 533,679.45/x - Step 3: Cross multiply
941,536.05x = 1,299,342.11 × 533,679.45 - Step 4: Simplify right side
941,536.05x = 693,432,182,626.64 - Step 5: Solve for x
x = 693,432,182,626.64/941,536.05 - Step 6: Final answer
x = 736,490.32
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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.