Finding the Fourth Proportional to 514,632.22, 709,305.79 and 342,242.08
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Solution
The fourth proportional to 514,632.22, 709,305.79 and 342,242.08 is: 471,704.41
Step by Step Solution
- Step 1: Write the proportion equation
514,632.22 : 709,305.79 = 342,242.08 : x - Step 2: Convert to fraction form
514,632.22/709,305.79 = 342,242.08/x - Step 3: Cross multiply
514,632.22x = 709,305.79 × 342,242.08 - Step 4: Simplify right side
514,632.22x = 242,754,288,925.64 - Step 5: Solve for x
x = 242,754,288,925.64/514,632.22 - Step 6: Final answer
x = 471,704.41
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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.