Finding the Fourth Proportional to 977,937.18, 1,467,477.66 and 409,270.74
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Solution
The fourth proportional to 977,937.18, 1,467,477.66 and 409,270.74 is: 614,145.45
Step by Step Solution
- Step 1: Write the proportion equation
977,937.18 : 1,467,477.66 = 409,270.74 : x - Step 2: Convert to fraction form
977,937.18/1,467,477.66 = 409,270.74/x - Step 3: Cross multiply
977,937.18x = 1,467,477.66 × 409,270.74 - Step 4: Simplify right side
977,937.18x = 600,595,667,841.67 - Step 5: Solve for x
x = 600,595,667,841.67/977,937.18 - Step 6: Final answer
x = 614,145.45
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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.