Home / 872,873.93-1,204,425.24-490,877.93

Finding the Fourth Proportional to 872,873.93, 1,204,425.24 and 490,877.93

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Solution

The fourth proportional to 872,873.93, 1,204,425.24 and 490,877.93 is: 677,332.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,873.93 : 1,204,425.24 = 490,877.93 : x
  2. Step 2: Convert to fraction form
    872,873.93/1,204,425.24 = 490,877.93/x
  3. Step 3: Cross multiply
    872,873.93x = 1,204,425.24 × 490,877.93
  4. Step 4: Simplify right side
    872,873.93x = 591,225,768,650.95
  5. Step 5: Solve for x
    x = 591,225,768,650.95/872,873.93
  6. Step 6: Final answer
    x = 677,332.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.