Finding the Fourth Proportional to 556,559.08, 767,806.74 and 375,204.76
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Solution
The fourth proportional to 556,559.08, 767,806.74 and 375,204.76 is: 517,617.54
Step by Step Solution
- Step 1: Write the proportion equation
556,559.08 : 767,806.74 = 375,204.76 : x - Step 2: Convert to fraction form
556,559.08/767,806.74 = 375,204.76/x - Step 3: Cross multiply
556,559.08x = 767,806.74 × 375,204.76 - Step 4: Simplify right side
556,559.08x = 288,084,743,608.08 - Step 5: Solve for x
x = 288,084,743,608.08/556,559.08 - Step 6: Final answer
x = 517,617.54
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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.