Finding the Fourth Proportional to 607,842.38, 910,948.58 and 473,069.19
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Solution
The fourth proportional to 607,842.38, 910,948.58 and 473,069.19 is: 708,969.49
Step by Step Solution
- Step 1: Write the proportion equation
607,842.38 : 910,948.58 = 473,069.19 : x - Step 2: Convert to fraction form
607,842.38/910,948.58 = 473,069.19/x - Step 3: Cross multiply
607,842.38x = 910,948.58 × 473,069.19 - Step 4: Simplify right side
607,842.38x = 430,941,704,506.90 - Step 5: Solve for x
x = 430,941,704,506.90/607,842.38 - Step 6: Final answer
x = 708,969.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.