Finding the Fourth Proportional to 569,129.84, 785,398.92 and 314,478.80
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Solution
The fourth proportional to 569,129.84, 785,398.92 and 314,478.80 is: 433,980.60
Step by Step Solution
- Step 1: Write the proportion equation
569,129.84 : 785,398.92 = 314,478.80 : x - Step 2: Convert to fraction form
569,129.84/785,398.92 = 314,478.80/x - Step 3: Cross multiply
569,129.84x = 785,398.92 × 314,478.80 - Step 4: Simplify right side
569,129.84x = 246,991,309,882.90 - Step 5: Solve for x
x = 246,991,309,882.90/569,129.84 - Step 6: Final answer
x = 433,980.60
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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.