Finding the Fourth Proportional to 452,529.17, 624,311.67 and 291,477.57
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Solution
The fourth proportional to 452,529.17, 624,311.67 and 291,477.57 is: 402,124.02
Step by Step Solution
- Step 1: Write the proportion equation
452,529.17 : 624,311.67 = 291,477.57 : x - Step 2: Convert to fraction form
452,529.17/624,311.67 = 291,477.57/x - Step 3: Cross multiply
452,529.17x = 624,311.67 × 291,477.57 - Step 4: Simplify right side
452,529.17x = 181,972,848,494.24 - Step 5: Solve for x
x = 181,972,848,494.24/452,529.17 - Step 6: Final answer
x = 402,124.02
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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.