Finding the Fourth Proportional to 453,666.30, 626,119.11 and 260,149.74
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Solution
The fourth proportional to 453,666.30, 626,119.11 and 260,149.74 is: 359,040.83
Step by Step Solution
- Step 1: Write the proportion equation
453,666.30 : 626,119.11 = 260,149.74 : x - Step 2: Convert to fraction form
453,666.30/626,119.11 = 260,149.74/x - Step 3: Cross multiply
453,666.30x = 626,119.11 × 260,149.74 - Step 4: Simplify right side
453,666.30x = 162,884,723,675.53 - Step 5: Solve for x
x = 162,884,723,675.53/453,666.30 - Step 6: Final answer
x = 359,040.83
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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.