Finding the Fourth Proportional to 630,904.90, 870,644.33 and 344,424.99
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Solution
The fourth proportional to 630,904.90, 870,644.33 and 344,424.99 is: 475,304.06
Step by Step Solution
- Step 1: Write the proportion equation
630,904.90 : 870,644.33 = 344,424.99 : x - Step 2: Convert to fraction form
630,904.90/870,644.33 = 344,424.99/x - Step 3: Cross multiply
630,904.90x = 870,644.33 × 344,424.99 - Step 4: Simplify right side
630,904.90x = 299,871,660,142.13 - Step 5: Solve for x
x = 299,871,660,142.13/630,904.90 - Step 6: Final answer
x = 475,304.06
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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.