Finding the Fourth Proportional to 977,204.20, 1,465,806.30 and 346,829.80
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Solution
The fourth proportional to 977,204.20, 1,465,806.30 and 346,829.80 is: 520,244.70
Step by Step Solution
- Step 1: Write the proportion equation
977,204.20 : 1,465,806.30 = 346,829.80 : x - Step 2: Convert to fraction form
977,204.20/1,465,806.30 = 346,829.80/x - Step 3: Cross multiply
977,204.20x = 1,465,806.30 × 346,829.80 - Step 4: Simplify right side
977,204.20x = 508,385,305,867.74 - Step 5: Solve for x
x = 508,385,305,867.74/977,204.20 - Step 6: Final answer
x = 520,244.70
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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.