Finding the Fourth Proportional to 675,064.08, 931,149.45 and 432,963.18
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Solution
The fourth proportional to 675,064.08, 931,149.45 and 432,963.18 is: 597,207.64
Step by Step Solution
- Step 1: Write the proportion equation
675,064.08 : 931,149.45 = 432,963.18 : x - Step 2: Convert to fraction form
675,064.08/931,149.45 = 432,963.18/x - Step 3: Cross multiply
675,064.08x = 931,149.45 × 432,963.18 - Step 4: Simplify right side
675,064.08x = 403,153,426,927.25 - Step 5: Solve for x
x = 403,153,426,927.25/675,064.08 - Step 6: Final answer
x = 597,207.64
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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.