Finding the Fourth Proportional to 906,493.04, 1,250,962.90 and 498,636.68
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Solution
The fourth proportional to 906,493.04, 1,250,962.90 and 498,636.68 is: 688,119.99
Step by Step Solution
- Step 1: Write the proportion equation
906,493.04 : 1,250,962.90 = 498,636.68 : x - Step 2: Convert to fraction form
906,493.04/1,250,962.90 = 498,636.68/x - Step 3: Cross multiply
906,493.04x = 1,250,962.90 × 498,636.68 - Step 4: Simplify right side
906,493.04x = 623,775,984,765.99 - Step 5: Solve for x
x = 623,775,984,765.99/906,493.04 - Step 6: Final answer
x = 688,119.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.