Finding the Fourth Proportional to 508,830.19, 763,595.20 and 176,406.19
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Solution
The fourth proportional to 508,830.19, 763,595.20 and 176,406.19 is: 264,730.59
Step by Step Solution
- Step 1: Write the proportion equation
508,830.19 : 763,595.20 = 176,406.19 : x - Step 2: Convert to fraction form
508,830.19/763,595.20 = 176,406.19/x - Step 3: Cross multiply
508,830.19x = 763,595.20 × 176,406.19 - Step 4: Simplify right side
508,830.19x = 134,702,918,245.81 - Step 5: Solve for x
x = 134,702,918,245.81/508,830.19 - Step 6: Final answer
x = 264,730.59
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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.