Finding the Fourth Proportional to 683,283.96, 942,931.86 and 396,822.48
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Solution
The fourth proportional to 683,283.96, 942,931.86 and 396,822.48 is: 547,615.02
Step by Step Solution
- Step 1: Write the proportion equation
683,283.96 : 942,931.86 = 396,822.48 : x - Step 2: Convert to fraction form
683,283.96/942,931.86 = 396,822.48/x - Step 3: Cross multiply
683,283.96x = 942,931.86 × 396,822.48 - Step 4: Simplify right side
683,283.96x = 374,176,559,156.21 - Step 5: Solve for x
x = 374,176,559,156.21/683,283.96 - Step 6: Final answer
x = 547,615.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.