Finding the Fourth Proportional to 551,311.96, 761,093.94 and 471,595.84
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Solution
The fourth proportional to 551,311.96, 761,093.94 and 471,595.84 is: 651,044.71
Step by Step Solution
- Step 1: Write the proportion equation
551,311.96 : 761,093.94 = 471,595.84 : x - Step 2: Convert to fraction form
551,311.96/761,093.94 = 471,595.84/x - Step 3: Cross multiply
551,311.96x = 761,093.94 × 471,595.84 - Step 4: Simplify right side
551,311.96x = 358,928,735,953.21 - Step 5: Solve for x
x = 358,928,735,953.21/551,311.96 - Step 6: Final answer
x = 651,044.71
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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.