Finding the Fourth Proportional to 984,585.86, 1,358,723.40 and 571,206.24
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Solution
The fourth proportional to 984,585.86, 1,358,723.40 and 571,206.24 is: 788,261.66
Step by Step Solution
- Step 1: Write the proportion equation
984,585.86 : 1,358,723.40 = 571,206.24 : x - Step 2: Convert to fraction form
984,585.86/1,358,723.40 = 571,206.24/x - Step 3: Cross multiply
984,585.86x = 1,358,723.40 × 571,206.24 - Step 4: Simplify right side
984,585.86x = 776,111,282,371.99 - Step 5: Solve for x
x = 776,111,282,371.99/984,585.86 - Step 6: Final answer
x = 788,261.66
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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.