Finding the Fourth Proportional to 732,725,462.74, 1,098,187,744.16 and 338,719,329.90
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Solution
The fourth proportional to 732,725,462.74, 1,098,187,744.16 and 338,719,329.90 is: 507,662,740.99
Step by Step Solution
- Step 1: Write the proportion equation
732,725,462.74 : 1,098,187,744.16 = 338,719,329.90 : x - Step 2: Convert to fraction form
732,725,462.74/1,098,187,744.16 = 338,719,329.90/x - Step 3: Cross multiply
732,725,462.74x = 1,098,187,744.16 × 338,719,329.90 - Step 4: Simplify right side
732,725,462.74x = 371,977,416,806,267,840 - Step 5: Solve for x
x = 371,977,416,806,267,840/732,725,462.74 - Step 6: Final answer
x = 507,662,740.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.