Finding the Fourth Proportional to 649,308.55, 896,028.60 and 362,830.99
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Solution
The fourth proportional to 649,308.55, 896,028.60 and 362,830.99 is: 500,697.16
Step by Step Solution
- Step 1: Write the proportion equation
649,308.55 : 896,028.60 = 362,830.99 : x - Step 2: Convert to fraction form
649,308.55/896,028.60 = 362,830.99/x - Step 3: Cross multiply
649,308.55x = 896,028.60 × 362,830.99 - Step 4: Simplify right side
649,308.55x = 325,106,944,006.31 - Step 5: Solve for x
x = 325,106,944,006.31/649,308.55 - Step 6: Final answer
x = 500,697.16
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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.