Finding the Fourth Proportional to 552,117.70, 829,051.35 and 403,401.70
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Solution
The fourth proportional to 552,117.70, 829,051.35 and 403,401.70 is: 605,741.72
Step by Step Solution
- Step 1: Write the proportion equation
552,117.70 : 829,051.35 = 403,401.70 : x - Step 2: Convert to fraction form
552,117.70/829,051.35 = 403,401.70/x - Step 3: Cross multiply
552,117.70x = 829,051.35 × 403,401.70 - Step 4: Simplify right side
552,117.70x = 334,440,723,977.30 - Step 5: Solve for x
x = 334,440,723,977.30/552,117.70 - Step 6: Final answer
x = 605,741.72
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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.