Finding the Fourth Proportional to 649,166.40, 973,288.80 and 249,652.80
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Solution
The fourth proportional to 649,166.40, 973,288.80 and 249,652.80 is: 374,301.99
Step by Step Solution
- Step 1: Write the proportion equation
649,166.40 : 973,288.80 = 249,652.80 : x - Step 2: Convert to fraction form
649,166.40/973,288.80 = 249,652.80/x - Step 3: Cross multiply
649,166.40x = 973,288.80 × 249,652.80 - Step 4: Simplify right side
649,166.40x = 242,984,274,128.64 - Step 5: Solve for x
x = 242,984,274,128.64/649,166.40 - Step 6: Final answer
x = 374,301.99
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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.