Finding the Fourth Proportional to 473,265.60, 709,639.20 and 192,465.60
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Solution
The fourth proportional to 473,265.60, 709,639.20 and 192,465.60 is: 288,592.99
Step by Step Solution
- Step 1: Write the proportion equation
473,265.60 : 709,639.20 = 192,465.60 : x - Step 2: Convert to fraction form
473,265.60/709,639.20 = 192,465.60/x - Step 3: Cross multiply
473,265.60x = 709,639.20 × 192,465.60 - Step 4: Simplify right side
473,265.60x = 136,581,134,411.52 - Step 5: Solve for x
x = 136,581,134,411.52/473,265.60 - Step 6: Final answer
x = 288,592.99
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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.