Finding the Fourth Proportional to 472,184.54, 651,595.69 and 257,319.99
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Solution
The fourth proportional to 472,184.54, 651,595.69 and 257,319.99 is: 355,091.25
Step by Step Solution
- Step 1: Write the proportion equation
472,184.54 : 651,595.69 = 257,319.99 : x - Step 2: Convert to fraction form
472,184.54/651,595.69 = 257,319.99/x - Step 3: Cross multiply
472,184.54x = 651,595.69 × 257,319.99 - Step 4: Simplify right side
472,184.54x = 167,668,596,756.49 - Step 5: Solve for x
x = 167,668,596,756.49/472,184.54 - Step 6: Final answer
x = 355,091.25
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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.