Finding the Fourth Proportional to 835,460.08, 1,152,904.04 and 453,478.80
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Solution
The fourth proportional to 835,460.08, 1,152,904.04 and 453,478.80 is: 625,783.99
Step by Step Solution
- Step 1: Write the proportion equation
835,460.08 : 1,152,904.04 = 453,478.80 : x - Step 2: Convert to fraction form
835,460.08/1,152,904.04 = 453,478.80/x - Step 3: Cross multiply
835,460.08x = 1,152,904.04 × 453,478.80 - Step 4: Simplify right side
835,460.08x = 522,817,540,574.35 - Step 5: Solve for x
x = 522,817,540,574.35/835,460.08 - Step 6: Final answer
x = 625,783.99
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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.