Finding the Fourth Proportional to 602,332.20, 831,244.50 and 360,567.99
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Solution
The fourth proportional to 602,332.20, 831,244.50 and 360,567.99 is: 497,599.43
Step by Step Solution
- Step 1: Write the proportion equation
602,332.20 : 831,244.50 = 360,567.99 : x - Step 2: Convert to fraction form
602,332.20/831,244.50 = 360,567.99/x - Step 3: Cross multiply
602,332.20x = 831,244.50 × 360,567.99 - Step 4: Simplify right side
602,332.20x = 299,720,158,563.56 - Step 5: Solve for x
x = 299,720,158,563.56/602,332.20 - Step 6: Final answer
x = 497,599.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.