Home / 896,698.20-1,237,426.62-488,803.80

Finding the Fourth Proportional to 896,698.20, 1,237,426.62 and 488,803.80

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Solution

The fourth proportional to 896,698.20, 1,237,426.62 and 488,803.80 is: 674,540.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,698.20 : 1,237,426.62 = 488,803.80 : x
  2. Step 2: Convert to fraction form
    896,698.20/1,237,426.62 = 488,803.80/x
  3. Step 3: Cross multiply
    896,698.20x = 1,237,426.62 × 488,803.80
  4. Step 4: Simplify right side
    896,698.20x = 604,858,834,077.16
  5. Step 5: Solve for x
    x = 604,858,834,077.16/896,698.20
  6. Step 6: Final answer
    x = 674,540.03

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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.