Home / 1,002,563.58-1,503,244.53-319,155.24

Finding the Fourth Proportional to 1,002,563.58, 1,503,244.53 and 319,155.24

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Solution

The fourth proportional to 1,002,563.58, 1,503,244.53 and 319,155.24 is: 478,541.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,563.58 : 1,503,244.53 = 319,155.24 : x
  2. Step 2: Convert to fraction form
    1,002,563.58/1,503,244.53 = 319,155.24/x
  3. Step 3: Cross multiply
    1,002,563.58x = 1,503,244.53 × 319,155.24
  4. Step 4: Simplify right side
    1,002,563.58x = 479,768,368,750.84
  5. Step 5: Solve for x
    x = 479,768,368,750.84/1,002,563.58
  6. Step 6: Final answer
    x = 478,541.59

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1.5x scale

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.