Finding the Fourth Proportional to 724,941.24, 1,000,391.09 and 402,671.94
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Solution
The fourth proportional to 724,941.24, 1,000,391.09 and 402,671.94 is: 555,671.82
Step by Step Solution
- Step 1: Write the proportion equation
724,941.24 : 1,000,391.09 = 402,671.94 : x - Step 2: Convert to fraction form
724,941.24/1,000,391.09 = 402,671.94/x - Step 3: Cross multiply
724,941.24x = 1,000,391.09 × 402,671.94 - Step 4: Simplify right side
724,941.24x = 402,829,418,955.66 - Step 5: Solve for x
x = 402,829,418,955.66/724,941.24 - Step 6: Final answer
x = 555,671.82
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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.