Finding the Fourth Proportional to 561,292.68, 841,554.74 and 201,455.55
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Solution
The fourth proportional to 561,292.68, 841,554.74 and 201,455.55 is: 302,045.40
Step by Step Solution
- Step 1: Write the proportion equation
561,292.68 : 841,554.74 = 201,455.55 : x - Step 2: Convert to fraction form
561,292.68/841,554.74 = 201,455.55/x - Step 3: Cross multiply
561,292.68x = 841,554.74 × 201,455.55 - Step 4: Simplify right side
561,292.68x = 169,535,871,994.53 - Step 5: Solve for x
x = 169,535,871,994.53/561,292.68 - Step 6: Final answer
x = 302,045.40
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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.