Finding the Fourth Proportional to 855,563.30, 1,180,677.36 and 473,590.08
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Solution
The fourth proportional to 855,563.30, 1,180,677.36 and 473,590.08 is: 653,554.31
Step by Step Solution
- Step 1: Write the proportion equation
855,563.30 : 1,180,677.36 = 473,590.08 : x - Step 2: Convert to fraction form
855,563.30/1,180,677.36 = 473,590.08/x - Step 3: Cross multiply
855,563.30x = 1,180,677.36 × 473,590.08 - Step 4: Simplify right side
855,563.30x = 559,157,085,376.59 - Step 5: Solve for x
x = 559,157,085,376.59/855,563.30 - Step 6: Final answer
x = 653,554.31
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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.