Finding the Fourth Proportional to 855,290.08, 1,180,271.10 and 473,332.96
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Solution
The fourth proportional to 855,290.08, 1,180,271.10 and 473,332.96 is: 653,183.32
Step by Step Solution
- Step 1: Write the proportion equation
855,290.08 : 1,180,271.10 = 473,332.96 : x - Step 2: Convert to fraction form
855,290.08/1,180,271.10 = 473,332.96/x - Step 3: Cross multiply
855,290.08x = 1,180,271.10 × 473,332.96 - Step 4: Simplify right side
855,290.08x = 558,661,213,365.46 - Step 5: Solve for x
x = 558,661,213,365.46/855,290.08 - Step 6: Final answer
x = 653,183.32
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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.