Home / 895,915.53-1,236,346.20-488,012.63

Finding the Fourth Proportional to 895,915.53, 1,236,346.20 and 488,012.63

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Solution

The fourth proportional to 895,915.53, 1,236,346.20 and 488,012.63 is: 673,448.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,915.53 : 1,236,346.20 = 488,012.63 : x
  2. Step 2: Convert to fraction form
    895,915.53/1,236,346.20 = 488,012.63/x
  3. Step 3: Cross multiply
    895,915.53x = 1,236,346.20 × 488,012.63
  4. Step 4: Simplify right side
    895,915.53x = 603,352,554,470.78
  5. Step 5: Solve for x
    x = 603,352,554,470.78/895,915.53
  6. Step 6: Final answer
    x = 673,448.04

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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.