Finding the Fourth Proportional to 666,750.95, 1,000,430.04 and 282,605.09
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Solution
The fourth proportional to 666,750.95, 1,000,430.04 and 282,605.09 is: 424,036.32
Step by Step Solution
- Step 1: Write the proportion equation
666,750.95 : 1,000,430.04 = 282,605.09 : x - Step 2: Convert to fraction form
666,750.95/1,000,430.04 = 282,605.09/x - Step 3: Cross multiply
666,750.95x = 1,000,430.04 × 282,605.09 - Step 4: Simplify right side
666,750.95x = 282,726,617,550.52 - Step 5: Solve for x
x = 282,726,617,550.52/666,750.95 - Step 6: Final answer
x = 424,036.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.