Finding the Fourth Proportional to 837,862.35, 1,156,335.14 and 493,809.06
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Solution
The fourth proportional to 837,862.35, 1,156,335.14 and 493,809.06 is: 681,506.66
Step by Step Solution
- Step 1: Write the proportion equation
837,862.35 : 1,156,335.14 = 493,809.06 : x - Step 2: Convert to fraction form
837,862.35/1,156,335.14 = 493,809.06/x - Step 3: Cross multiply
837,862.35x = 1,156,335.14 × 493,809.06 - Step 4: Simplify right side
837,862.35x = 571,008,767,594.76 - Step 5: Solve for x
x = 571,008,767,594.76/837,862.35 - Step 6: Final answer
x = 681,506.66
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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.