Finding the Fourth Proportional to 624,525.93, 861,845.67 and 338,045.94
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Solution
The fourth proportional to 624,525.93, 861,845.67 and 338,045.94 is: 466,503.34
Step by Step Solution
- Step 1: Write the proportion equation
624,525.93 : 861,845.67 = 338,045.94 : x - Step 2: Convert to fraction form
624,525.93/861,845.67 = 338,045.94/x - Step 3: Cross multiply
624,525.93x = 861,845.67 × 338,045.94 - Step 4: Simplify right side
624,525.93x = 291,343,429,650.08 - Step 5: Solve for x
x = 291,343,429,650.08/624,525.93 - Step 6: Final answer
x = 466,503.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.