Finding the Fourth Proportional to 785,435.36, 1,178,152.68 and 224,470.04
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Solution
The fourth proportional to 785,435.36, 1,178,152.68 and 224,470.04 is: 336,704.96
Step by Step Solution
- Step 1: Write the proportion equation
785,435.36 : 1,178,152.68 = 224,470.04 : x - Step 2: Convert to fraction form
785,435.36/1,178,152.68 = 224,470.04/x - Step 3: Cross multiply
785,435.36x = 1,178,152.68 × 224,470.04 - Step 4: Simplify right side
785,435.36x = 264,459,979,205.71 - Step 5: Solve for x
x = 264,459,979,205.71/785,435.36 - Step 6: Final answer
x = 336,704.96
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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.