Finding the Fourth Proportional to 397,860.42, 596,784.74 and 98,341.02
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Solution
The fourth proportional to 397,860.42, 596,784.74 and 98,341.02 is: 147,510.07
Step by Step Solution
- Step 1: Write the proportion equation
397,860.42 : 596,784.74 = 98,341.02 : x - Step 2: Convert to fraction form
397,860.42/596,784.74 = 98,341.02/x - Step 3: Cross multiply
397,860.42x = 596,784.74 × 98,341.02 - Step 4: Simplify right side
397,860.42x = 58,688,420,052.03 - Step 5: Solve for x
x = 58,688,420,052.03/397,860.42 - Step 6: Final answer
x = 147,510.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.