Finding the Fourth Proportional to 960,025.08, 1,440,037.16 and 286,089.18
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Solution
The fourth proportional to 960,025.08, 1,440,037.16 and 286,089.18 is: 429,133.63
Step by Step Solution
- Step 1: Write the proportion equation
960,025.08 : 1,440,037.16 = 286,089.18 : x - Step 2: Convert to fraction form
960,025.08/1,440,037.16 = 286,089.18/x - Step 3: Cross multiply
960,025.08x = 1,440,037.16 × 286,089.18 - Step 4: Simplify right side
960,025.08x = 411,979,048,843.48 - Step 5: Solve for x
x = 411,979,048,843.48/960,025.08 - Step 6: Final answer
x = 429,133.63
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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.