Finding the Fourth Proportional to 832,496.68, 1,248,693.18 and 512,709.40
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Solution
The fourth proportional to 832,496.68, 1,248,693.18 and 512,709.40 is: 769,032.17
Step by Step Solution
- Step 1: Write the proportion equation
832,496.68 : 1,248,693.18 = 512,709.40 : x - Step 2: Convert to fraction form
832,496.68/1,248,693.18 = 512,709.40/x - Step 3: Cross multiply
832,496.68x = 1,248,693.18 × 512,709.40 - Step 4: Simplify right side
832,496.68x = 640,216,731,101.89 - Step 5: Solve for x
x = 640,216,731,101.89/832,496.68 - Step 6: Final answer
x = 769,032.17
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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.