Finding the Fourth Proportional to 723,971.57, 999,226.18 and 418,097.75
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Solution
The fourth proportional to 723,971.57, 999,226.18 and 418,097.75 is: 577,058.87
Step by Step Solution
- Step 1: Write the proportion equation
723,971.57 : 999,226.18 = 418,097.75 : x - Step 2: Convert to fraction form
723,971.57/999,226.18 = 418,097.75/x - Step 3: Cross multiply
723,971.57x = 999,226.18 × 418,097.75 - Step 4: Simplify right side
723,971.57x = 417,774,216,394.43 - Step 5: Solve for x
x = 417,774,216,394.43/723,971.57 - Step 6: Final answer
x = 577,058.87
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.