Finding the Fourth Proportional to 888,587.97, 1,226,247.70 and 480,688.81
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Solution
The fourth proportional to 888,587.97, 1,226,247.70 and 480,688.81 is: 663,348.56
Step by Step Solution
- Step 1: Write the proportion equation
888,587.97 : 1,226,247.70 = 480,688.81 : x - Step 2: Convert to fraction form
888,587.97/1,226,247.70 = 480,688.81/x - Step 3: Cross multiply
888,587.97x = 1,226,247.70 × 480,688.81 - Step 4: Simplify right side
888,587.97x = 589,443,547,678.24 - Step 5: Solve for x
x = 589,443,547,678.24/888,587.97 - Step 6: Final answer
x = 663,348.56
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1.5x scale
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.