Finding the Fourth Proportional to 974,310.90, 1,461,875.07 and 434,195.08
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Solution
The fourth proportional to 974,310.90, 1,461,875.07 and 434,195.08 is: 651,474.76
Step by Step Solution
- Step 1: Write the proportion equation
974,310.90 : 1,461,875.07 = 434,195.08 : x - Step 2: Convert to fraction form
974,310.90/1,461,875.07 = 434,195.08/x - Step 3: Cross multiply
974,310.90x = 1,461,875.07 × 434,195.08 - Step 4: Simplify right side
974,310.90x = 634,738,962,968.66 - Step 5: Solve for x
x = 634,738,962,968.66/974,310.90 - Step 6: Final answer
x = 651,474.76
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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.