Finding the Fourth Proportional to 536,484.70, 804,727.05 and 162,507.70
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Solution
The fourth proportional to 536,484.70, 804,727.05 and 162,507.70 is: 243,761.55
Step by Step Solution
- Step 1: Write the proportion equation
536,484.70 : 804,727.05 = 162,507.70 : x - Step 2: Convert to fraction form
536,484.70/804,727.05 = 162,507.70/x - Step 3: Cross multiply
536,484.70x = 804,727.05 × 162,507.70 - Step 4: Simplify right side
536,484.70x = 130,774,342,023.29 - Step 5: Solve for x
x = 130,774,342,023.29/536,484.70 - Step 6: Final answer
x = 243,761.55
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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.