Finding the Fourth Proportional to 637,073.08, 879,141.66 and 350,592.76
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Solution
The fourth proportional to 637,073.08, 879,141.66 and 350,592.76 is: 483,807.45
Step by Step Solution
- Step 1: Write the proportion equation
637,073.08 : 879,141.66 = 350,592.76 : x - Step 2: Convert to fraction form
637,073.08/879,141.66 = 350,592.76/x - Step 3: Cross multiply
637,073.08x = 879,141.66 × 350,592.76 - Step 4: Simplify right side
637,073.08x = 308,220,701,010.38 - Step 5: Solve for x
x = 308,220,701,010.38/637,073.08 - Step 6: Final answer
x = 483,807.45
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1.5x scale
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.