Home / 571,706.20-789,131.23-367,757.13

Finding the Fourth Proportional to 571,706.20, 789,131.23 and 367,757.13

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Solution

The fourth proportional to 571,706.20, 789,131.23 and 367,757.13 is: 507,618.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,706.20 : 789,131.23 = 367,757.13 : x
  2. Step 2: Convert to fraction form
    571,706.20/789,131.23 = 367,757.13/x
  3. Step 3: Cross multiply
    571,706.20x = 789,131.23 × 367,757.13
  4. Step 4: Simplify right side
    571,706.20x = 290,208,636,338.17
  5. Step 5: Solve for x
    x = 290,208,636,338.17/571,706.20
  6. Step 6: Final answer
    x = 507,618.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.