Finding the Fourth Proportional to 791,626.17, 1,184,636.25 and 492,247.74
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Solution
The fourth proportional to 791,626.17, 1,184,636.25 and 492,247.74 is: 736,628.65
Step by Step Solution
- Step 1: Write the proportion equation
791,626.17 : 1,184,636.25 = 492,247.74 : x - Step 2: Convert to fraction form
791,626.17/1,184,636.25 = 492,247.74/x - Step 3: Cross multiply
791,626.17x = 1,184,636.25 × 492,247.74 - Step 4: Simplify right side
791,626.17x = 583,134,516,784.58 - Step 5: Solve for x
x = 583,134,516,784.58/791,626.17 - Step 6: Final answer
x = 736,628.65
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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.