Finding the Fourth Proportional to 571,202.24, 856,982.40 and 343,746.02
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Solution
The fourth proportional to 571,202.24, 856,982.40 and 343,746.02 is: 515,726.78
Step by Step Solution
- Step 1: Write the proportion equation
571,202.24 : 856,982.40 = 343,746.02 : x - Step 2: Convert to fraction form
571,202.24/856,982.40 = 343,746.02/x - Step 3: Cross multiply
571,202.24x = 856,982.40 × 343,746.02 - Step 4: Simplify right side
571,202.24x = 294,584,289,210.05 - Step 5: Solve for x
x = 294,584,289,210.05/571,202.24 - Step 6: Final answer
x = 515,726.78
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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.