Finding the Fourth Proportional to 576,856.47, 865,827.80 and 292,750.91
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Solution
The fourth proportional to 576,856.47, 865,827.80 and 292,750.91 is: 439,401.99
Step by Step Solution
- Step 1: Write the proportion equation
576,856.47 : 865,827.80 = 292,750.91 : x - Step 2: Convert to fraction form
576,856.47/865,827.80 = 292,750.91/x - Step 3: Cross multiply
576,856.47x = 865,827.80 × 292,750.91 - Step 4: Simplify right side
576,856.47x = 253,471,881,581.82 - Step 5: Solve for x
x = 253,471,881,581.82/576,856.47 - Step 6: Final answer
x = 439,401.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.