Home / 829,209.02-1,243,820.50-230,216.89

Finding the Fourth Proportional to 829,209.02, 1,243,820.50 and 230,216.89

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Solution

The fourth proportional to 829,209.02, 1,243,820.50 and 230,216.89 is: 345,327.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,209.02 : 1,243,820.50 = 230,216.89 : x
  2. Step 2: Convert to fraction form
    829,209.02/1,243,820.50 = 230,216.89/x
  3. Step 3: Cross multiply
    829,209.02x = 1,243,820.50 × 230,216.89
  4. Step 4: Simplify right side
    829,209.02x = 286,348,487,228.25
  5. Step 5: Solve for x
    x = 286,348,487,228.25/829,209.02
  6. Step 6: Final answer
    x = 345,327.27

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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.