Finding the Fourth Proportional to 771,813.02, 1,157,101.36 and 366,801.96
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Solution
The fourth proportional to 771,813.02, 1,157,101.36 and 366,801.96 is: 549,909.16
Step by Step Solution
- Step 1: Write the proportion equation
771,813.02 : 1,157,101.36 = 366,801.96 : x - Step 2: Convert to fraction form
771,813.02/1,157,101.36 = 366,801.96/x - Step 3: Cross multiply
771,813.02x = 1,157,101.36 × 366,801.96 - Step 4: Simplify right side
771,813.02x = 424,427,046,766.67 - Step 5: Solve for x
x = 424,427,046,766.67/771,813.02 - Step 6: Final answer
x = 549,909.16
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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.