Finding the Fourth Proportional to 954,283.43, 1,316,919.95 and 518,701.80
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Solution
The fourth proportional to 954,283.43, 1,316,919.95 and 518,701.80 is: 715,813.28
Step by Step Solution
- Step 1: Write the proportion equation
954,283.43 : 1,316,919.95 = 518,701.80 : x - Step 2: Convert to fraction form
954,283.43/1,316,919.95 = 518,701.80/x - Step 3: Cross multiply
954,283.43x = 1,316,919.95 × 518,701.80 - Step 4: Simplify right side
954,283.43x = 683,088,748,520.91 - Step 5: Solve for x
x = 683,088,748,520.91/954,283.43 - Step 6: Final answer
x = 715,813.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.