Finding the Fourth Proportional to 472,159.66, 651,561.36 and 257,295.13
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Solution
The fourth proportional to 472,159.66, 651,561.36 and 257,295.13 is: 355,056.94
Step by Step Solution
- Step 1: Write the proportion equation
472,159.66 : 651,561.36 = 257,295.13 : x - Step 2: Convert to fraction form
472,159.66/651,561.36 = 257,295.13/x - Step 3: Cross multiply
472,159.66x = 651,561.36 × 257,295.13 - Step 4: Simplify right side
472,159.66x = 167,643,564,824.18 - Step 5: Solve for x
x = 167,643,564,824.18/472,159.66 - Step 6: Final answer
x = 355,056.94
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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.