Finding the Fourth Proportional to 883,117.10, 1,324,675.65 and 528,823.10
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Solution
The fourth proportional to 883,117.10, 1,324,675.65 and 528,823.10 is: 793,234.65
Step by Step Solution
- Step 1: Write the proportion equation
883,117.10 : 1,324,675.65 = 528,823.10 : x - Step 2: Convert to fraction form
883,117.10/1,324,675.65 = 528,823.10/x - Step 3: Cross multiply
883,117.10x = 1,324,675.65 × 528,823.10 - Step 4: Simplify right side
883,117.10x = 700,519,083,727.52 - Step 5: Solve for x
x = 700,519,083,727.52/883,117.10 - Step 6: Final answer
x = 793,234.65
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1.5x scale
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.