Finding the Fourth Proportional to 514,726.43, 710,348.58 and 296,854.05
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Solution
The fourth proportional to 514,726.43, 710,348.58 and 296,854.05 is: 409,673.64
Step by Step Solution
- Step 1: Write the proportion equation
514,726.43 : 710,348.58 = 296,854.05 : x - Step 2: Convert to fraction form
514,726.43/710,348.58 = 296,854.05/x - Step 3: Cross multiply
514,726.43x = 710,348.58 × 296,854.05 - Step 4: Simplify right side
514,726.43x = 210,869,852,884.75 - Step 5: Solve for x
x = 210,869,852,884.75/514,726.43 - Step 6: Final answer
x = 409,673.64
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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.