Finding the Fourth Proportional to 545,260.99, 752,477.50 and 341,246.70
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Solution
The fourth proportional to 545,260.99, 752,477.50 and 341,246.70 is: 470,931.29
Step by Step Solution
- Step 1: Write the proportion equation
545,260.99 : 752,477.50 = 341,246.70 : x - Step 2: Convert to fraction form
545,260.99/752,477.50 = 341,246.70/x - Step 3: Cross multiply
545,260.99x = 752,477.50 × 341,246.70 - Step 4: Simplify right side
545,260.99x = 256,780,460,089.95 - Step 5: Solve for x
x = 256,780,460,089.95/545,260.99 - Step 6: Final answer
x = 470,931.29
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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.