Finding the Fourth Proportional to 869,341.41, 1,198,648.53 and 563,306.10
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Solution
The fourth proportional to 869,341.41, 1,198,648.53 and 563,306.10 is: 776,686.83
Step by Step Solution
- Step 1: Write the proportion equation
869,341.41 : 1,198,648.53 = 563,306.10 : x - Step 2: Convert to fraction form
869,341.41/1,198,648.53 = 563,306.10/x - Step 3: Cross multiply
869,341.41x = 1,198,648.53 × 563,306.10 - Step 4: Simplify right side
869,341.41x = 675,206,024,210.10 - Step 5: Solve for x
x = 675,206,024,210.10/869,341.41 - Step 6: Final answer
x = 776,686.83
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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.