Finding the Fourth Proportional to 723,579.41, 997,721.84 and 461,585.23
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Solution
The fourth proportional to 723,579.41, 997,721.84 and 461,585.23 is: 636,465.96
Step by Step Solution
- Step 1: Write the proportion equation
723,579.41 : 997,721.84 = 461,585.23 : x - Step 2: Convert to fraction form
723,579.41/997,721.84 = 461,585.23/x - Step 3: Cross multiply
723,579.41x = 997,721.84 × 461,585.23 - Step 4: Simplify right side
723,579.41x = 460,533,663,652.08 - Step 5: Solve for x
x = 460,533,663,652.08/723,579.41 - Step 6: Final answer
x = 636,465.96
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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.