Finding the Fourth Proportional to 533,863.68, 736,617.94 and 316,140.75
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Solution
The fourth proportional to 533,863.68, 736,617.94 and 316,140.75 is: 436,206.76
Step by Step Solution
- Step 1: Write the proportion equation
533,863.68 : 736,617.94 = 316,140.75 : x - Step 2: Convert to fraction form
533,863.68/736,617.94 = 316,140.75/x - Step 3: Cross multiply
533,863.68x = 736,617.94 × 316,140.75 - Step 4: Simplify right side
533,863.68x = 232,874,944,331.97 - Step 5: Solve for x
x = 232,874,944,331.97/533,863.68 - Step 6: Final answer
x = 436,206.76
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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.