Finding the Fourth Proportional to 791,646.84, 1,187,769.15 and 476,325.18
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Solution
The fourth proportional to 791,646.84, 1,187,769.15 and 476,325.18 is: 714,667.61
Step by Step Solution
- Step 1: Write the proportion equation
791,646.84 : 1,187,769.15 = 476,325.18 : x - Step 2: Convert to fraction form
791,646.84/1,187,769.15 = 476,325.18/x - Step 3: Cross multiply
791,646.84x = 1,187,769.15 × 476,325.18 - Step 4: Simplify right side
791,646.84x = 565,764,354,172.20 - Step 5: Solve for x
x = 565,764,354,172.20/791,646.84 - Step 6: Final answer
x = 714,667.61
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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.