Finding the Fourth Proportional to 606,860.80, 905,676.70 and 539,602.08
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Solution
The fourth proportional to 606,860.80, 905,676.70 and 539,602.08 is: 805,300.05
Step by Step Solution
- Step 1: Write the proportion equation
606,860.80 : 905,676.70 = 539,602.08 : x - Step 2: Convert to fraction form
606,860.80/905,676.70 = 539,602.08/x - Step 3: Cross multiply
606,860.80x = 905,676.70 × 539,602.08 - Step 4: Simplify right side
606,860.80x = 488,705,031,127.54 - Step 5: Solve for x
x = 488,705,031,127.54/606,860.80 - Step 6: Final answer
x = 805,300.05
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.