Finding the Fourth Proportional to 882,522.81, 1,217,831.67 and 495,302.13
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Solution
The fourth proportional to 882,522.81, 1,217,831.67 and 495,302.13 is: 683,488.99
Step by Step Solution
- Step 1: Write the proportion equation
882,522.81 : 1,217,831.67 = 495,302.13 : x - Step 2: Convert to fraction form
882,522.81/1,217,831.67 = 495,302.13/x - Step 3: Cross multiply
882,522.81x = 1,217,831.67 × 495,302.13 - Step 4: Simplify right side
882,522.81x = 603,194,620,132.46 - Step 5: Solve for x
x = 603,194,620,132.46/882,522.81 - Step 6: Final answer
x = 683,488.99
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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.