Finding the Fourth Proportional to 768,454.97, 1,060,484.54 and 424,289.75
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Solution
The fourth proportional to 768,454.97, 1,060,484.54 and 424,289.75 is: 585,529.06
Step by Step Solution
- Step 1: Write the proportion equation
768,454.97 : 1,060,484.54 = 424,289.75 : x - Step 2: Convert to fraction form
768,454.97/1,060,484.54 = 424,289.75/x - Step 3: Cross multiply
768,454.97x = 1,060,484.54 × 424,289.75 - Step 4: Simplify right side
768,454.97x = 449,952,712,931.59 - Step 5: Solve for x
x = 449,952,712,931.59/768,454.97 - Step 6: Final answer
x = 585,529.06
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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.