Home / 510,533.28-704,559.12-284,193.12

Finding the Fourth Proportional to 510,533.28, 704,559.12 and 284,193.12

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Solution

The fourth proportional to 510,533.28, 704,559.12 and 284,193.12 is: 392,199.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,533.28 : 704,559.12 = 284,193.12 : x
  2. Step 2: Convert to fraction form
    510,533.28/704,559.12 = 284,193.12/x
  3. Step 3: Cross multiply
    510,533.28x = 704,559.12 × 284,193.12
  4. Step 4: Simplify right side
    510,533.28x = 200,230,854,537.25
  5. Step 5: Solve for x
    x = 200,230,854,537.25/510,533.28
  6. Step 6: Final answer
    x = 392,199.42

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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.