Finding the Fourth Proportional to 832,914.64, 1,249,426.68 and 334,213.84
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Solution
The fourth proportional to 832,914.64, 1,249,426.68 and 334,213.84 is: 501,342.72
Step by Step Solution
- Step 1: Write the proportion equation
832,914.64 : 1,249,426.68 = 334,213.84 : x - Step 2: Convert to fraction form
832,914.64/1,249,426.68 = 334,213.84/x - Step 3: Cross multiply
832,914.64x = 1,249,426.68 × 334,213.84 - Step 4: Simplify right side
832,914.64x = 417,575,688,521.25 - Step 5: Solve for x
x = 417,575,688,521.25/832,914.64 - Step 6: Final answer
x = 501,342.72
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.