Finding the Fourth Proportional to 857,683.00, 1,284,900.62 and 572,513.68
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Solution
The fourth proportional to 857,683.00, 1,284,900.62 and 572,513.68 is: 857,686.56
Step by Step Solution
- Step 1: Write the proportion equation
857,683.00 : 1,284,900.62 = 572,513.68 : x - Step 2: Convert to fraction form
857,683.00/1,284,900.62 = 572,513.68/x - Step 3: Cross multiply
857,683.00x = 1,284,900.62 × 572,513.68 - Step 4: Simplify right side
857,683.00x = 735,623,175,965.98 - Step 5: Solve for x
x = 735,623,175,965.98/857,683.00 - Step 6: Final answer
x = 857,686.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.