Finding the Fourth Proportional to 888,139.74, 1,332,544.14 and 533,401.08
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Solution
The fourth proportional to 888,139.74, 1,332,544.14 and 533,401.08 is: 800,302.53
Step by Step Solution
- Step 1: Write the proportion equation
888,139.74 : 1,332,544.14 = 533,401.08 : x - Step 2: Convert to fraction form
888,139.74/1,332,544.14 = 533,401.08/x - Step 3: Cross multiply
888,139.74x = 1,332,544.14 × 533,401.08 - Step 4: Simplify right side
888,139.74x = 710,780,483,423.67 - Step 5: Solve for x
x = 710,780,483,423.67/888,139.74 - Step 6: Final answer
x = 800,302.53
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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.