Home / 896,400.60-1,237,033.06-488,502.55

Finding the Fourth Proportional to 896,400.60, 1,237,033.06 and 488,502.55

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Solution

The fourth proportional to 896,400.60, 1,237,033.06 and 488,502.55 is: 674,133.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,400.60 : 1,237,033.06 = 488,502.55 : x
  2. Step 2: Convert to fraction form
    896,400.60/1,237,033.06 = 488,502.55/x
  3. Step 3: Cross multiply
    896,400.60x = 1,237,033.06 × 488,502.55
  4. Step 4: Simplify right side
    896,400.60x = 604,293,800,358.85
  5. Step 5: Solve for x
    x = 604,293,800,358.85/896,400.60
  6. Step 6: Final answer
    x = 674,133.64

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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.