Finding the Fourth Proportional to 459,555.03, 633,927.09 and 275,746.08
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Solution
The fourth proportional to 459,555.03, 633,927.09 and 275,746.08 is: 380,374.28
Step by Step Solution
- Step 1: Write the proportion equation
459,555.03 : 633,927.09 = 275,746.08 : x - Step 2: Convert to fraction form
459,555.03/633,927.09 = 275,746.08/x - Step 3: Cross multiply
459,555.03x = 633,927.09 × 275,746.08 - Step 4: Simplify right side
459,555.03x = 174,802,913,484.58 - Step 5: Solve for x
x = 174,802,913,484.58/459,555.03 - Step 6: Final answer
x = 380,374.28
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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.