Finding the Fourth Proportional to 716,454.70, 1,074,682.05 and 506,502.70
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Solution
The fourth proportional to 716,454.70, 1,074,682.05 and 506,502.70 is: 759,754.05
Step by Step Solution
- Step 1: Write the proportion equation
716,454.70 : 1,074,682.05 = 506,502.70 : x - Step 2: Convert to fraction form
716,454.70/1,074,682.05 = 506,502.70/x - Step 3: Cross multiply
716,454.70x = 1,074,682.05 × 506,502.70 - Step 4: Simplify right side
716,454.70x = 544,329,359,966.54 - Step 5: Solve for x
x = 544,329,359,966.54/716,454.70 - Step 6: Final answer
x = 759,754.05
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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.