Finding the Fourth Proportional to 611,746.88, 844,302.72 and 440,232.68
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Solution
The fourth proportional to 611,746.88, 844,302.72 and 440,232.68 is: 607,587.32
Step by Step Solution
- Step 1: Write the proportion equation
611,746.88 : 844,302.72 = 440,232.68 : x - Step 2: Convert to fraction form
611,746.88/844,302.72 = 440,232.68/x - Step 3: Cross multiply
611,746.88x = 844,302.72 × 440,232.68 - Step 4: Simplify right side
611,746.88x = 371,689,649,156.89 - Step 5: Solve for x
x = 371,689,649,156.89/611,746.88 - Step 6: Final answer
x = 607,587.32
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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.