Finding the Fourth Proportional to 832,386.60, 1,249,163.10 and 533,593.80
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Solution
The fourth proportional to 832,386.60, 1,249,163.10 and 533,593.80 is: 800,764.56
Step by Step Solution
- Step 1: Write the proportion equation
832,386.60 : 1,249,163.10 = 533,593.80 : x - Step 2: Convert to fraction form
832,386.60/1,249,163.10 = 533,593.80/x - Step 3: Cross multiply
832,386.60x = 1,249,163.10 × 533,593.80 - Step 4: Simplify right side
832,386.60x = 666,545,685,348.78 - Step 5: Solve for x
x = 666,545,685,348.78/832,386.60 - Step 6: Final answer
x = 800,764.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.