Finding the Third Proportional to 390,652.88 and 829,267.88
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Solution
The third proportional to 390,652.88 and 829,267.88 is: 1,760,348.52
Step by Step Solution
- Step 1: Write the proportion equation
390,652.88 : 829,267.88 = 829,267.88 : x - Step 2: Convert to fraction form
390,652.88/829,267.88 = 829,267.88/x - Step 3: Cross multiply
390,652.88x = 829,267.88 × 829,267.88 - Step 4: Simplify right side
390,652.88x = 687,685,208,507.02 - Step 5: Solve for x
x = 687,685,208,507.02/390,652.88 - Step 6: Final answer
x = 1,760,348.52
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These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.