Finding the Fourth Proportional to 832,102.70, 1,246,404.45 and 692,134.70
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Solution
The fourth proportional to 832,102.70, 1,246,404.45 and 692,134.70 is: 1,036,746.75
Step by Step Solution
- Step 1: Write the proportion equation
832,102.70 : 1,246,404.45 = 692,134.70 : x - Step 2: Convert to fraction form
832,102.70/1,246,404.45 = 692,134.70/x - Step 3: Cross multiply
832,102.70x = 1,246,404.45 × 692,134.70 - Step 4: Simplify right side
832,102.70x = 862,679,770,079.42 - Step 5: Solve for x
x = 862,679,770,079.42/832,102.70 - Step 6: Final answer
x = 1,036,746.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.