Home / 999,484.02-1,499,226.06-289,512.30

Finding the Fourth Proportional to 999,484.02, 1,499,226.06 and 289,512.30

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Solution

The fourth proportional to 999,484.02, 1,499,226.06 and 289,512.30 is: 434,268.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,484.02 : 1,499,226.06 = 289,512.30 : x
  2. Step 2: Convert to fraction form
    999,484.02/1,499,226.06 = 289,512.30/x
  3. Step 3: Cross multiply
    999,484.02x = 1,499,226.06 × 289,512.30
  4. Step 4: Simplify right side
    999,484.02x = 434,044,384,850.54
  5. Step 5: Solve for x
    x = 434,044,384,850.54/999,484.02
  6. Step 6: Final answer
    x = 434,268.46

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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.