Finding the Fourth Proportional to 583,721.70, 875,582.55 and 228,617.70
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Solution
The fourth proportional to 583,721.70, 875,582.55 and 228,617.70 is: 342,926.55
Step by Step Solution
- Step 1: Write the proportion equation
583,721.70 : 875,582.55 = 228,617.70 : x - Step 2: Convert to fraction form
583,721.70/875,582.55 = 228,617.70/x - Step 3: Cross multiply
583,721.70x = 875,582.55 × 228,617.70 - Step 4: Simplify right side
583,721.70x = 200,173,668,741.14 - Step 5: Solve for x
x = 200,173,668,741.14/583,721.70 - Step 6: Final answer
x = 342,926.55
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1.5x scale
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.