Finding the Fourth Proportional to 346,748.04, 520,536.78 and 206,572.68
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Solution
The fourth proportional to 346,748.04, 520,536.78 and 206,572.68 is: 310,106.09
Step by Step Solution
- Step 1: Write the proportion equation
346,748.04 : 520,536.78 = 206,572.68 : x - Step 2: Convert to fraction form
346,748.04/520,536.78 = 206,572.68/x - Step 3: Cross multiply
346,748.04x = 520,536.78 × 206,572.68 - Step 4: Simplify right side
346,748.04x = 107,528,677,683.17 - Step 5: Solve for x
x = 107,528,677,683.17/346,748.04 - Step 6: Final answer
x = 310,106.09
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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.