Finding the Fourth Proportional to 528,903.93, 793,381.41 and 173,910.09
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Solution
The fourth proportional to 528,903.93, 793,381.41 and 173,910.09 is: 260,873.52
Step by Step Solution
- Step 1: Write the proportion equation
528,903.93 : 793,381.41 = 173,910.09 : x - Step 2: Convert to fraction form
528,903.93/793,381.41 = 173,910.09/x - Step 3: Cross multiply
528,903.93x = 793,381.41 × 173,910.09 - Step 4: Simplify right side
528,903.93x = 137,977,032,417.43 - Step 5: Solve for x
x = 137,977,032,417.43/528,903.93 - Step 6: Final answer
x = 260,873.52
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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.