Home / 885,652.20-1,328,607.90-464,959.80

Finding the Fourth Proportional to 885,652.20, 1,328,607.90 and 464,959.80

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Solution

The fourth proportional to 885,652.20, 1,328,607.90 and 464,959.80 is: 697,507.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,652.20 : 1,328,607.90 = 464,959.80 : x
  2. Step 2: Convert to fraction form
    885,652.20/1,328,607.90 = 464,959.80/x
  3. Step 3: Cross multiply
    885,652.20x = 1,328,607.90 × 464,959.80
  4. Step 4: Simplify right side
    885,652.20x = 617,749,263,462.42
  5. Step 5: Solve for x
    x = 617,749,263,462.42/885,652.20
  6. Step 6: Final answer
    x = 697,507.74

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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.