Finding the Fourth Proportional to 736,682.99, 1,016,607.51 and 430,940.39
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Solution
The fourth proportional to 736,682.99, 1,016,607.51 and 430,940.39 is: 594,688.95
Step by Step Solution
- Step 1: Write the proportion equation
736,682.99 : 1,016,607.51 = 430,940.39 : x - Step 2: Convert to fraction form
736,682.99/1,016,607.51 = 430,940.39/x - Step 3: Cross multiply
736,682.99x = 1,016,607.51 × 430,940.39 - Step 4: Simplify right side
736,682.99x = 438,097,231,753.29 - Step 5: Solve for x
x = 438,097,231,753.29/736,682.99 - Step 6: Final answer
x = 594,688.95
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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.