Finding the Fourth Proportional to 875,869.96, 1,208,700.88 and 473,461.96
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Solution
The fourth proportional to 875,869.96, 1,208,700.88 and 473,461.96 is: 653,377.69
Step by Step Solution
- Step 1: Write the proportion equation
875,869.96 : 1,208,700.88 = 473,461.96 : x - Step 2: Convert to fraction form
875,869.96/1,208,700.88 = 473,461.96/x - Step 3: Cross multiply
875,869.96x = 1,208,700.88 × 473,461.96 - Step 4: Simplify right side
875,869.96x = 572,273,887,698.53 - Step 5: Solve for x
x = 572,273,887,698.53/875,869.96 - Step 6: Final answer
x = 653,377.69
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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.