Finding the Fourth Proportional to 602,652.76, 903,134.04 and 433,376.53
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Solution
The fourth proportional to 602,652.76, 903,134.04 and 433,376.53 is: 649,457.07
Step by Step Solution
- Step 1: Write the proportion equation
602,652.76 : 903,134.04 = 433,376.53 : x - Step 2: Convert to fraction form
602,652.76/903,134.04 = 433,376.53/x - Step 3: Cross multiply
602,652.76x = 903,134.04 × 433,376.53 - Step 4: Simplify right side
602,652.76x = 391,397,096,380.08 - Step 5: Solve for x
x = 391,397,096,380.08/602,652.76 - Step 6: Final answer
x = 649,457.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.