Finding the Fourth Proportional to 474,266.90, 654,455.70 and 270,312.74
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Solution
The fourth proportional to 474,266.90, 654,455.70 and 270,312.74 is: 373,012.99
Step by Step Solution
- Step 1: Write the proportion equation
474,266.90 : 654,455.70 = 270,312.74 : x - Step 2: Convert to fraction form
474,266.90/654,455.70 = 270,312.74/x - Step 3: Cross multiply
474,266.90x = 654,455.70 × 270,312.74 - Step 4: Simplify right side
474,266.90x = 176,907,713,475.62 - Step 5: Solve for x
x = 176,907,713,475.62/474,266.90 - Step 6: Final answer
x = 373,012.99
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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.