Finding the Fourth Proportional to 568,869.36, 785,024.68 and 314,215.08
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Solution
The fourth proportional to 568,869.36, 785,024.68 and 314,215.08 is: 433,608.50
Step by Step Solution
- Step 1: Write the proportion equation
568,869.36 : 785,024.68 = 314,215.08 : x - Step 2: Convert to fraction form
568,869.36/785,024.68 = 314,215.08/x - Step 3: Cross multiply
568,869.36x = 785,024.68 × 314,215.08 - Step 4: Simplify right side
568,869.36x = 246,666,592,628.17 - Step 5: Solve for x
x = 246,666,592,628.17/568,869.36 - Step 6: Final answer
x = 433,608.50
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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.