Finding the Fourth Proportional to 610,598.76, 841,652.69 and 481,326.42
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Solution
The fourth proportional to 610,598.76, 841,652.69 and 481,326.42 is: 663,462.98
Step by Step Solution
- Step 1: Write the proportion equation
610,598.76 : 841,652.69 = 481,326.42 : x - Step 2: Convert to fraction form
610,598.76/841,652.69 = 481,326.42/x - Step 3: Cross multiply
610,598.76x = 841,652.69 × 481,326.42 - Step 4: Simplify right side
610,598.76x = 405,109,673,754.44 - Step 5: Solve for x
x = 405,109,673,754.44/610,598.76 - Step 6: Final answer
x = 663,462.98
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Half scale
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Double scale
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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.