Finding the Fourth Proportional to 869,354.02, 1,303,110.66 and 292,428.08
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Solution
The fourth proportional to 869,354.02, 1,303,110.66 and 292,428.08 is: 438,332.53
Step by Step Solution
- Step 1: Write the proportion equation
869,354.02 : 1,303,110.66 = 292,428.08 : x - Step 2: Convert to fraction form
869,354.02/1,303,110.66 = 292,428.08/x - Step 3: Cross multiply
869,354.02x = 1,303,110.66 × 292,428.08 - Step 4: Simplify right side
869,354.02x = 381,066,147,799.05 - Step 5: Solve for x
x = 381,066,147,799.05/869,354.02 - Step 6: Final answer
x = 438,332.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.