Finding the Fourth Proportional to 875,898.64, 1,208,736.84 and 473,490.64
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Solution
The fourth proportional to 875,898.64, 1,208,736.84 and 473,490.64 is: 653,415.31
Step by Step Solution
- Step 1: Write the proportion equation
875,898.64 : 1,208,736.84 = 473,490.64 : x - Step 2: Convert to fraction form
875,898.64/1,208,736.84 = 473,490.64/x - Step 3: Cross multiply
875,898.64x = 1,208,736.84 × 473,490.64 - Step 4: Simplify right side
875,898.64x = 572,325,579,963.18 - Step 5: Solve for x
x = 572,325,579,963.18/875,898.64 - Step 6: Final answer
x = 653,415.31
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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.