Finding the Fourth Proportional to 509,303.62, 702,797.85 and 294,457.53
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Solution
The fourth proportional to 509,303.62, 702,797.85 and 294,457.53 is: 406,327.60
Step by Step Solution
- Step 1: Write the proportion equation
509,303.62 : 702,797.85 = 294,457.53 : x - Step 2: Convert to fraction form
509,303.62/702,797.85 = 294,457.53/x - Step 3: Cross multiply
509,303.62x = 702,797.85 × 294,457.53 - Step 4: Simplify right side
509,303.62x = 206,944,119,000.31 - Step 5: Solve for x
x = 206,944,119,000.31/509,303.62 - Step 6: Final answer
x = 406,327.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.