Finding the Fourth Proportional to 746,580.69, 1,119,875.13 and 185,615.19
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Solution
The fourth proportional to 746,580.69, 1,119,875.13 and 185,615.19 is: 278,423.80
Step by Step Solution
- Step 1: Write the proportion equation
746,580.69 : 1,119,875.13 = 185,615.19 : x - Step 2: Convert to fraction form
746,580.69/1,119,875.13 = 185,615.19/x - Step 3: Cross multiply
746,580.69x = 1,119,875.13 × 185,615.19 - Step 4: Simplify right side
746,580.69x = 207,865,835,031.23 - Step 5: Solve for x
x = 207,865,835,031.23/746,580.69 - Step 6: Final answer
x = 278,423.80
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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.