Finding the Fourth Proportional to 745,503.35, 1,028,733.99 and 418,798.62
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Solution
The fourth proportional to 745,503.35, 1,028,733.99 and 418,798.62 is: 577,908.03
Step by Step Solution
- Step 1: Write the proportion equation
745,503.35 : 1,028,733.99 = 418,798.62 : x - Step 2: Convert to fraction form
745,503.35/1,028,733.99 = 418,798.62/x - Step 3: Cross multiply
745,503.35x = 1,028,733.99 × 418,798.62 - Step 4: Simplify right side
745,503.35x = 430,832,375,359.09 - Step 5: Solve for x
x = 430,832,375,359.09/745,503.35 - Step 6: Final answer
x = 577,908.03
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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.