Finding the Fourth Proportional to 564,695.12, 779,643.96 and 350,064.56
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Solution
The fourth proportional to 564,695.12, 779,643.96 and 350,064.56 is: 483,315.17
Step by Step Solution
- Step 1: Write the proportion equation
564,695.12 : 779,643.96 = 350,064.56 : x - Step 2: Convert to fraction form
564,695.12/779,643.96 = 350,064.56/x - Step 3: Cross multiply
564,695.12x = 779,643.96 × 350,064.56 - Step 4: Simplify right side
564,695.12x = 272,925,719,814.06 - Step 5: Solve for x
x = 272,925,719,814.06/564,695.12 - Step 6: Final answer
x = 483,315.17
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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.