Home / 581,485.02-872,767.25-297,378.60

Finding the Fourth Proportional to 581,485.02, 872,767.25 and 297,378.60

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Solution

The fourth proportional to 581,485.02, 872,767.25 and 297,378.60 is: 446,343.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,485.02 : 872,767.25 = 297,378.60 : x
  2. Step 2: Convert to fraction form
    581,485.02/872,767.25 = 297,378.60/x
  3. Step 3: Cross multiply
    581,485.02x = 872,767.25 × 297,378.60
  4. Step 4: Simplify right side
    581,485.02x = 259,542,302,930.85
  5. Step 5: Solve for x
    x = 259,542,302,930.85/581,485.02
  6. Step 6: Final answer
    x = 446,343.92

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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.