Finding the Fourth Proportional to 875,029.13, 1,207,541.00 and 472,621.13
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Solution
The fourth proportional to 875,029.13, 1,207,541.00 and 472,621.13 is: 652,217.59
Step by Step Solution
- Step 1: Write the proportion equation
875,029.13 : 1,207,541.00 = 472,621.13 : x - Step 2: Convert to fraction form
875,029.13/1,207,541.00 = 472,621.13/x - Step 3: Cross multiply
875,029.13x = 1,207,541.00 × 472,621.13 - Step 4: Simplify right side
875,029.13x = 570,709,387,085.18 - Step 5: Solve for x
x = 570,709,387,085.18/875,029.13 - Step 6: Final answer
x = 652,217.59
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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.