Finding the Fourth Proportional to 637,085.04, 879,177.09 and 350,605.12
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Solution
The fourth proportional to 637,085.04, 879,177.09 and 350,605.12 is: 483,834.92
Step by Step Solution
- Step 1: Write the proportion equation
637,085.04 : 879,177.09 = 350,605.12 : x - Step 2: Convert to fraction form
637,085.04/879,177.09 = 350,605.12/x - Step 3: Cross multiply
637,085.04x = 879,177.09 × 350,605.12 - Step 4: Simplify right side
637,085.04x = 308,243,989,140.70 - Step 5: Solve for x
x = 308,243,989,140.70/637,085.04 - Step 6: Final answer
x = 483,834.92
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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.