Finding the Fourth Proportional to 527,140.08, 726,909.57 and 450,911.52
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Solution
The fourth proportional to 527,140.08, 726,909.57 and 450,911.52 is: 621,792.79
Step by Step Solution
- Step 1: Write the proportion equation
527,140.08 : 726,909.57 = 450,911.52 : x - Step 2: Convert to fraction form
527,140.08/726,909.57 = 450,911.52/x - Step 3: Cross multiply
527,140.08x = 726,909.57 × 450,911.52 - Step 4: Simplify right side
527,140.08x = 327,771,899,111.25 - Step 5: Solve for x
x = 327,771,899,111.25/527,140.08 - Step 6: Final answer
x = 621,792.79
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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.