Finding the Fourth Proportional to 410,416.99, 566,384.99 and 257,461.63
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Solution
The fourth proportional to 410,416.99, 566,384.99 and 257,461.63 is: 355,303.03
Step by Step Solution
- Step 1: Write the proportion equation
410,416.99 : 566,384.99 = 257,461.63 : x - Step 2: Convert to fraction form
410,416.99/566,384.99 = 257,461.63/x - Step 3: Cross multiply
410,416.99x = 566,384.99 × 257,461.63 - Step 4: Simplify right side
410,416.99x = 145,822,400,029.66 - Step 5: Solve for x
x = 145,822,400,029.66/410,416.99 - Step 6: Final answer
x = 355,303.03
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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.