Finding the Fourth Proportional to 624,398.70, 861,671.73 and 337,921.95
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Solution
The fourth proportional to 624,398.70, 861,671.73 and 337,921.95 is: 466,333.12
Step by Step Solution
- Step 1: Write the proportion equation
624,398.70 : 861,671.73 = 337,921.95 : x - Step 2: Convert to fraction form
624,398.70/861,671.73 = 337,921.95/x - Step 3: Cross multiply
624,398.70x = 861,671.73 × 337,921.95 - Step 4: Simplify right side
624,398.70x = 291,177,791,261.47 - Step 5: Solve for x
x = 291,177,791,261.47/624,398.70 - Step 6: Final answer
x = 466,333.12
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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.