Finding the Fourth Proportional to 916,536.28, 1,374,359.98 and 537,580.80
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Solution
The fourth proportional to 916,536.28, 1,374,359.98 and 537,580.80 is: 806,110.52
Step by Step Solution
- Step 1: Write the proportion equation
916,536.28 : 1,374,359.98 = 537,580.80 : x - Step 2: Convert to fraction form
916,536.28/1,374,359.98 = 537,580.80/x - Step 3: Cross multiply
916,536.28x = 1,374,359.98 × 537,580.80 - Step 4: Simplify right side
916,536.28x = 738,829,537,536.38 - Step 5: Solve for x
x = 738,829,537,536.38/916,536.28 - Step 6: Final answer
x = 806,110.52
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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.