Home / 896,247.48-1,236,806.88-488,354.16

Finding the Fourth Proportional to 896,247.48, 1,236,806.88 and 488,354.16

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Solution

The fourth proportional to 896,247.48, 1,236,806.88 and 488,354.16 is: 673,920.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,247.48 : 1,236,806.88 = 488,354.16 : x
  2. Step 2: Convert to fraction form
    896,247.48/1,236,806.88 = 488,354.16/x
  3. Step 3: Cross multiply
    896,247.48x = 1,236,806.88 × 488,354.16
  4. Step 4: Simplify right side
    896,247.48x = 603,999,784,964.62
  5. Step 5: Solve for x
    x = 603,999,784,964.62/896,247.48
  6. Step 6: Final answer
    x = 673,920.76

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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.