Finding the Fourth Proportional to 459,946.68, 634,726.20 and 258,742.68
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Solution
The fourth proportional to 459,946.68, 634,726.20 and 258,742.68 is: 357,064.78
Step by Step Solution
- Step 1: Write the proportion equation
459,946.68 : 634,726.20 = 258,742.68 : x - Step 2: Convert to fraction form
459,946.68/634,726.20 = 258,742.68/x - Step 3: Cross multiply
459,946.68x = 634,726.20 × 258,742.68 - Step 4: Simplify right side
459,946.68x = 164,230,758,054.22 - Step 5: Solve for x
x = 164,230,758,054.22/459,946.68 - Step 6: Final answer
x = 357,064.78
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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.