Finding the Fourth Proportional to 1,064,337.99, 1,596,717.30 and 390,425.55
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Solution
The fourth proportional to 1,064,337.99, 1,596,717.30 and 390,425.55 is: 585,715.47
Step by Step Solution
- Step 1: Write the proportion equation
1,064,337.99 : 1,596,717.30 = 390,425.55 : x - Step 2: Convert to fraction form
1,064,337.99/1,596,717.30 = 390,425.55/x - Step 3: Cross multiply
1,064,337.99x = 1,596,717.30 × 390,425.55 - Step 4: Simplify right side
1,064,337.99x = 623,399,230,047.02 - Step 5: Solve for x
x = 623,399,230,047.02/1,064,337.99 - Step 6: Final answer
x = 585,715.47
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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.