Finding the Fourth Proportional to 1,553,133.16, 2,329,697.58 and 488,268.28
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Solution
The fourth proportional to 1,553,133.16, 2,329,697.58 and 488,268.28 is: 732,401.74
Step by Step Solution
- Step 1: Write the proportion equation
1,553,133.16 : 2,329,697.58 = 488,268.28 : x - Step 2: Convert to fraction form
1,553,133.16/2,329,697.58 = 488,268.28/x - Step 3: Cross multiply
1,553,133.16x = 2,329,697.58 × 488,268.28 - Step 4: Simplify right side
1,553,133.16x = 1,137,517,430,306.76 - Step 5: Solve for x
x = 1,137,517,430,306.76/1,553,133.16 - Step 6: Final answer
x = 732,401.74
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1.5x scale
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.