Finding the Fourth Proportional to 989,594.48, 1,365,634.68 and 536,875.76
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Solution
The fourth proportional to 989,594.48, 1,365,634.68 and 536,875.76 is: 740,885.46
Step by Step Solution
- Step 1: Write the proportion equation
989,594.48 : 1,365,634.68 = 536,875.76 : x - Step 2: Convert to fraction form
989,594.48/1,365,634.68 = 536,875.76/x - Step 3: Cross multiply
989,594.48x = 1,365,634.68 × 536,875.76 - Step 4: Simplify right side
989,594.48x = 733,176,156,707.36 - Step 5: Solve for x
x = 733,176,156,707.36/989,594.48 - Step 6: Final answer
x = 740,885.46
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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.