Finding the Fourth Proportional to 896,077.36, 1,236,572.27 and 488,184.08
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Solution
The fourth proportional to 896,077.36, 1,236,572.27 and 488,184.08 is: 673,686.14
Step by Step Solution
- Step 1: Write the proportion equation
896,077.36 : 1,236,572.27 = 488,184.08 : x - Step 2: Convert to fraction form
896,077.36/1,236,572.27 = 488,184.08/x - Step 3: Cross multiply
896,077.36x = 1,236,572.27 × 488,184.08 - Step 4: Simplify right side
896,077.36x = 603,674,897,203.92 - Step 5: Solve for x
x = 603,674,897,203.92/896,077.36 - Step 6: Final answer
x = 673,686.14
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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.