Finding the Fourth Proportional to 544,758.08, 817,137.12 and 170,811.20
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Solution
The fourth proportional to 544,758.08, 817,137.12 and 170,811.20 is: 256,216.80
Step by Step Solution
- Step 1: Write the proportion equation
544,758.08 : 817,137.12 = 170,811.20 : x - Step 2: Convert to fraction form
544,758.08/817,137.12 = 170,811.20/x - Step 3: Cross multiply
544,758.08x = 817,137.12 × 170,811.20 - Step 4: Simplify right side
544,758.08x = 139,576,172,031.74 - Step 5: Solve for x
x = 139,576,172,031.74/544,758.08 - Step 6: Final answer
x = 256,216.80
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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.