Finding the Fourth Proportional to 581,624.68, 872,691.90 and 282,335.08
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Solution
The fourth proportional to 581,624.68, 872,691.90 and 282,335.08 is: 423,626.35
Step by Step Solution
- Step 1: Write the proportion equation
581,624.68 : 872,691.90 = 282,335.08 : x - Step 2: Convert to fraction form
581,624.68/872,691.90 = 282,335.08/x - Step 3: Cross multiply
581,624.68x = 872,691.90 × 282,335.08 - Step 4: Simplify right side
581,624.68x = 246,391,537,401.85 - Step 5: Solve for x
x = 246,391,537,401.85/581,624.68 - Step 6: Final answer
x = 423,626.35
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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.